Migrated some dockerfiles to portable POSIX qemu scripts.

11 files changed, 0 insertions, 1057 deletions

diff --git a/src/main/c/PcapOne/PcapOne.c b/src/main/c/PcapOne/PcapOne.c
deleted file mode 100644
index 2eb9e25..0000000
--- a/src/main/c/PcapOne/PcapOne.c
+++ /dev/null
@@ -1,311 +0,0 @@
-/* TODO fix this bullshit */
-typedef  unsigned  u_int;
-typedef  unsigned short  u_short;
-typedef  unsigned char  u_char;
-#include <pcap/pcap.h>
-/* endOf TODO */
-
-
-/* System */
-#include <assert.h>
-#include <stdlib.h>
-#include <stdint.h>
-#include <stdio.h>
-#include <string.h>
-
-static char const*const DEV_STDIN = "/dev/stdin";
-
-#define FLG_isHelp (1<<0)
-#define FLG_isTcpPsh (1<<3)
-#define FLG_isTcpRst (1<<4)
-#define FLG_isTcpSyn (1<<5)
-#define FLG_isTcpFin (1<<6)
-#define FLG_isHttpReq (1<<7)
-#define FLG_isLlLinux (1<<12)
-#define FLG_isHdrPrinted (1<<13)
-#define FLG_INIT (0)
-
-typedef  struct PcapOne  PcapOne;
-
-
-struct PcapOne {
-    uint_least16_t flg;
-    const char *dumpFilePath;
-    char *pcapErrbuf;
-    pcap_t *pcap;
-    unsigned long frameNr;
-    struct/*most recent frame*/{
-        int llProto;
-        int llHdrEnd;
-    };
-    struct/*most recent packet*/{
-        int netProto;
-        int netBodyLen;
-        int netHdrEnd;
-        int_fast32_t netTotLen;
-        uint_least32_t ipSrcAddr, ipDstAddr;
-    };
-    struct/*most recent segment*/{
-        int trspBodyLen;
-        int trspSrcPort, trspDstPort;
-        int trspHdrEnd;
-    };
-    struct/*most recent http requst*/{
-        const uint8_t *httpReqHeadline;
-        int httpReqHeadline_len;
-        int httpReq_off; /* pkg offset from begin of most recent request */
-    };
-};
-
-
-/*BEG func fwd decl*/
-static void parse_ll_LINUX_SLL( PcapOne*, const struct pcap_pkthdr*, const u_char* );
-static void parse_net_IPv4( PcapOne*, const struct pcap_pkthdr*, const u_char* );
-static void parse_trsp_TCP( PcapOne*, const struct pcap_pkthdr*, const u_char* );
-static void parse_appl_HTTP_req( PcapOne*, const struct pcap_pkthdr*, const u_char* );
-static void printParsingResults( PcapOne*, const struct pcap_pkthdr* );
-/*END func fwd decl*/
-
-static void printHelp(){
-    #define STRQUOT_21a9ffbe344c0792ed88688d6c676359(s) #s
-    #define STRQUOT(s) STRQUOT_21a9ffbe344c0792ed88688d6c676359(s)
-    const char *basename = "/"__FILE__ + sizeof("/"__FILE__);
-    for(; basename[-1] != '/'; --basename );
-    printf("%s%s%s", "  \n"
-        "  ", basename, "  " STRQUOT(PROJECT_VERSION) "\n"
-        "  \n"
-        "  Options:\n"
-        "  \n"
-        "    --pcap-stdin\n"
-        "        Like --pcap but reading from stdin.\n"
-        "  \n"
-        "    --pcap <path>\n"
-        "        Pcap file to operate on. Compressed files are NOT supported.\n"
-        "  \n");
-    #undef STRQUOT_21a9ffbe344c0792ed88688d6c676359
-    #undef STRQUOT
-}
-
-
-static int parseArgs( PcapOne*app, int argc, char**argv ){
-    app->flg = FLG_INIT;
-    app->dumpFilePath = NULL;
-    for( int iA = 1 ; iA < argc ; ++iA ){
-        const char *arg = argv[iA];
-        if(0){
-        }else if( !strcmp(arg,"--help") ){
-            app->flg |= FLG_isHelp; return 0;
-        }else if( !strcmp(arg,"--pcap") ){
-            arg = argv[++iA];
-            if( arg == NULL ){ fprintf(stderr, "EINVAL --pcap needs value\n"); return -1; }
-            app->dumpFilePath = arg;
-        }else if( !strcmp(arg,"--pcap-stdin") ){
-            app->dumpFilePath = DEV_STDIN;
-        }else{
-            fprintf(stderr, "EINVAL: %s\n", arg); return -1;
-        }
-    }
-    if( app->dumpFilePath == NULL ){
-        fprintf(stderr, "EINVAL Arg missing: --pcap <path>\n"); return -1; }
-    return 0;
-}
-
-
-static void onPcapPkg( u_char*user, const struct pcap_pkthdr*hdr, const u_char*buf ){
-    PcapOne *const app = (void*)user;
-
-    /* prepare for this new packet */
-    app->frameNr += 1;
-    app->flg &= ~(FLG_isTcpPsh | FLG_isTcpRst | FLG_isTcpSyn | FLG_isTcpFin | FLG_isHttpReq);
-
-    /* data-link layer */
-    switch( pcap_datalink(app->pcap) ){
-    case 0x71: parse_ll_LINUX_SLL(app, hdr, buf); break;
-    default: assert(!fprintf(stderr,"pcap_datalink() -> 0x%02X\n", pcap_datalink(app->pcap)));
-    }
-
-    /* network layer */
-    switch( app->llProto ){
-    case 0x0800: parse_net_IPv4(app, hdr, buf); break;
-    default: printf("???, proto=0x%04X, network-layer\n", app->llProto); return;
-    }
-
-    /* transport layer */
-    switch( app->netProto ){
-    case 0x06: parse_trsp_TCP(app, hdr, buf); break;
-    default: printf("???, proto=0x%02X, transport-layer\n", app->netProto); return;
-    }
-
-    assert(app->trspBodyLen >= 0);
-
-    /* application layer, towards server */
-    switch( app->trspDstPort ){
-    case    80: parse_appl_HTTP_req(app, hdr, buf); break;
-    case  7012: parse_appl_HTTP_req(app, hdr, buf); break;
-    case  8080: parse_appl_HTTP_req(app, hdr, buf); break;
-    }
-
-    printParsingResults(app, hdr);
-}
-
-
-static void parse_ll_LINUX_SLL( PcapOne*app, const struct pcap_pkthdr*hdr, const u_char*buf  ){
-    assert(hdr->caplen >= 15);
-    app->llProto = buf[14]<<8 | buf[15];
-    app->llHdrEnd = 16;
-}
-
-
-static void parse_net_IPv4( PcapOne*app, const struct pcap_pkthdr*hdr, const u_char*buf ){
-    assert(hdr->caplen >= app->llHdrEnd+19 && "TODO_775afde7f19010220e9df8d5e2924c3e");
-    int_fast8_t netHdrLen = (buf[app->llHdrEnd+0] & 0x0F) * 4;
-    app->netTotLen = buf[app->llHdrEnd+2] << 8 | buf[app->llHdrEnd+3];
-    app->netProto = buf[app->llHdrEnd+9];
-    app->ipSrcAddr = 0
-        | ((uint_least32_t)buf[app->llHdrEnd+12]) << 24
-        | ((uint_least32_t)buf[app->llHdrEnd+13]) << 16
-        | buf[app->llHdrEnd+14] << 8
-        | buf[app->llHdrEnd+15] ;
-    app->ipDstAddr = 0
-        | ((uint_least32_t)buf[app->llHdrEnd+16]) << 24
-        | ((uint_least32_t)buf[app->llHdrEnd+17]) << 16
-        | buf[app->llHdrEnd+18] << 8
-        | buf[app->llHdrEnd+19] ;
-    app->netHdrEnd = app->llHdrEnd + netHdrLen;
-    app->netBodyLen = app->netTotLen - netHdrLen;
-}
-
-
-static void parse_trsp_TCP( PcapOne*app, const struct pcap_pkthdr*hdr, const u_char*buf ){
-    assert(hdr->caplen >= app->netHdrEnd+12 && "TODO_058d5f41043d383e1ba2c492d0db4b6a");
-    app->trspSrcPort = buf[app->netHdrEnd+0] << 8 | buf[app->netHdrEnd+1];
-    app->trspDstPort = buf[app->netHdrEnd+2] << 8 | buf[app->netHdrEnd+3];
-    int tcpHdrLen = (buf[app->netHdrEnd+12] >> 4) * 4;
-    app->trspHdrEnd = app->netHdrEnd + tcpHdrLen;
-    app->trspBodyLen = app->netBodyLen - tcpHdrLen;
-}
-
-
-static void parse_appl_HTTP_req( PcapOne*app, const struct pcap_pkthdr*hdr, const u_char*buf ){
-    app->flg |= FLG_isHttpReq;
-    app->httpReqHeadline = buf + app->trspHdrEnd;
-    app->httpReqHeadline_len = 0;
-    for(;; ++app->httpReqHeadline_len ){
-        if( (app->trspHdrEnd + app->httpReqHeadline_len) > hdr->caplen ) break;
-        if( app->httpReqHeadline[app->httpReqHeadline_len] == '\r' ) break;
-        if( app->httpReqHeadline[app->httpReqHeadline_len] == '\n' ) break;
-    }
-    /* TODO improve, as now its like a guess only */
-    int isNewRequest = 0
-        | !memcmp(buf + app->trspHdrEnd, "GET ", 4)
-        | !memcmp(buf + app->trspHdrEnd, "PUT ", 4)
-        | !memcmp(buf + app->trspHdrEnd, "POST ", 5)
-        | !memcmp(buf + app->trspHdrEnd, "DELETE ", 7)
-        ;
-    if( isNewRequest ){
-        app->httpReq_off = 0;
-    }else{
-        app->httpReq_off = 42; /*TODO make more accurate*/
-    }
-}
-
-
-static void printParsingResults( PcapOne*app, const struct pcap_pkthdr*hdr ){
-
-    int isHttpRequest = (app->flg & FLG_isHttpReq);
-    int isHttpReqBegin = isHttpRequest && app->httpReq_off == 0;
-
-    if( isHttpRequest && isHttpReqBegin ){
-        /* find http method */
-        const uint8_t *method = app->httpReqHeadline;
-        int method_len = 0;
-        for(;; ++method_len ){
-            if( method_len > app->httpReqHeadline_len ) break;
-            if( method[method_len] == ' ' ) break;
-        }
-        /* find http uri */
-        const uint8_t *uri = method + method_len + 1;
-        int uri_len = 0;
-        for(;; ++uri_len ){
-            if( method_len + uri_len > app->httpReqHeadline_len ) break;
-            if( uri[uri_len] == ' ' ) break;
-        }
-        if( !(app->flg & FLG_isHdrPrinted) ){
-            app->flg |= FLG_isHdrPrinted;
-            printf("h;Title;HTTP requests\n");
-            printf("c;epochSec;srcIp;dstIp;srcPort;dstPort;http_method;http_uri\n");
-        }
-        /* print it as a quick-n-dirty CSV record */
-        printf("r;%ld.%06ld;%d.%d.%d.%d;%d.%d.%d.%d;%d;%d;%.*s;%.*s\n",
-            hdr->ts.tv_sec, hdr->ts.tv_usec,
-            app->ipSrcAddr >> 24, app->ipSrcAddr >> 16 & 0xFF, app->ipSrcAddr >> 8 & 0xFF, app->ipSrcAddr & 0xFF,
-            app->ipDstAddr >> 24, app->ipDstAddr >> 16 & 0xFF, app->ipDstAddr >> 8 & 0xFF, app->ipDstAddr & 0xFF,
-            app->trspSrcPort, app->trspDstPort,
-            method_len, method, uri_len, uri);
-    }
-}
-
-
-static int run( PcapOne*app ){
-    int err;
-    err = pcap_init(PCAP_CHAR_ENC_UTF_8, app->pcapErrbuf);
-    if( err == PCAP_ERROR ){
-        fprintf(stderr, "libpcap: %s\n", app->pcapErrbuf); err = -1; goto endFn; }
-    app->pcap = pcap_open_offline(
-        (app->dumpFilePath == DEV_STDIN) ? "-" : app->dumpFilePath,
-        app->pcapErrbuf);
-    if( app->pcap == NULL ){
-        fprintf(stderr, "libpcap: %s\n", app->pcapErrbuf); err = -1; goto endFn; }
-    for(;;){
-        err = pcap_dispatch(app->pcap, -1,  onPcapPkg, (void*)app);
-        switch( err ){
-        case PCAP_ERROR:
-            fprintf(stderr, "pcap_dispatch(): %s\n", pcap_geterr(app->pcap));
-            err = -1; goto endFn;
-        case PCAP_ERROR_BREAK:
-        case PCAP_ERROR_NOT_ACTIVATED:
-            fprintf(stderr, "pcap_dispatch() -> %d\n", err);
-            err = -1; goto endFn;
-        }
-        if( err > 0 ){
-            fprintf(stderr, "Processed %d packages in this turn.\n", err);
-            continue;
-        }
-        break;
-    }
-    err = 0;
-endFn:
-    if( app->pcap != NULL ){ pcap_close(app->pcap); app->pcap = NULL; }
-    return err;
-}
-
-
-int main( int argc, char**argv ){
-    int err;
-    static char errbuf[PCAP_ERRBUF_SIZE];
-    errbuf[0] = '\0';
-    PcapOne app = {
-        .flg = FLG_INIT,
-        .pcapErrbuf = errbuf,
-        .pcap = NULL,
-        .frameNr = 0,
-        .trspBodyLen = 0,
-    };
-    #define app (&app)
-
-    err = parseArgs(app, argc, argv);
-    if( err ){ goto endFn; }
-
-    if( app->flg & FLG_isHelp ){
-        printHelp(); goto endFn; }
-
-    err = run(app);
-
-endFn:
-    if( err < 0 ) err = -err;
-    if( err > 0x7F ) err = 1;
-    return err;
-    #undef app
-}
-
-
diff --git a/src/main/docker/android-dev.Dockerfile b/src/main/docker/android-dev.Dockerfile
deleted file mode 100644
index 3f7b4b4..0000000
--- a/src/main/docker/android-dev.Dockerfile
+++ /dev/null
@@ -1,44 +0,0 @@
-#
-# Tools for Android development.
-#
-
-ARG PARENT_IMAGE=debian:buster-20220622-slim
-FROM $PARENT_IMAGE
-
-ARG PKGS_TO_ADD="curl unzip openjdk-11-jdk-headless aapt apksigner zipalign"
-ARG PKGS_TO_DEL="curl unzip"
-ARG PKGINIT="apt-get update"
-ARG PKGADD="apt-get install -y --no-install-recommends"
-ARG PKGDEL="apt-get purge -y"
-ARG PKGCLEAN="apt-get clean"
-ARG PLATFORM_VERSION="22"
-ARG BUILD_TOOLS_VERSION="22.0.1"
-ARG CMDLINETOOLS_URL="https://dl.google.com/android/repository/commandlinetools-linux-8512546_latest.zip"
-
-ENV ANDROID_HOME="/usr/lib/android-sdk"
-ENV PATH="$PATH:/usr/lib/android-sdk/build-tools/debian:/usr/lib/android-sdk/cmdline-tools/latest/bin:/usr/lib/android-sdk/build-tools/$BUILD_TOOLS_VERSION"
-
-WORKDIR /work
-
-RUN true \
-    && $PKGINIT \
-    && $PKGADD $PKGS_TO_ADD \
-    && (cd /tmp && curl -sSLO "$CMDLINETOOLS_URL") \
-    && if test -x /tmp/cmdline-tools; then echo >&2 "[ERROR] /tmp/cmdline-tools already exists"; false; fi \
-    && (cd /tmp && unzip $(basename "$CMDLINETOOLS_URL") >/dev/null) \
-    && mkdir /usr/lib/android-sdk/cmdline-tools \
-    && mkdir /usr/lib/android-sdk/cmdline-tools/latest \
-    && mv /tmp/cmdline-tools/* /usr/lib/android-sdk/cmdline-tools/latest/. \
-    && yes | sdkmanager --install "platforms;android-$PLATFORM_VERSION" "build-tools;$BUILD_TOOLS_VERSION" \
-    # Those for some reason are broken (wrong linker) so use the debian variant.
-    && (cd "/usr/lib/android-sdk/build-tools/${BUILD_TOOLS_VERSION:?}" && rm aapt zipalign) \
-    && chown 1000:1000 /work \
-    && $PKGDEL $PKGS_TO_DEL \
-    && $PKGCLEAN \
-    && rm -rf /tmp/* \
-    && true
-
-USER 1000:1000
-
-CMD ["sleep", "36000"]
-
diff --git a/src/main/docker/gcc-windoof.Dockerfile b/src/main/docker/gcc-windoof.Dockerfile
deleted file mode 100644
index 69cc18e..0000000
--- a/src/main/docker/gcc-windoof.Dockerfile
+++ /dev/null
@@ -1,233 +0,0 @@
-#
-# Windoof GCC build env
-#
-
-ARG BASE_IMG=alpine:3.16.0
-FROM $BASE_IMG
-
-ARG PKGSTOADD="ca-certificates curl mingw-w64-gcc make tar"
-ARG PKGSTODEL="ca-certificates curl"
-ARG PKGADD="apk add"
-ARG PKGDEL="apk del"
-ARG PKGCLEAN="true"
-ARG PKGINIT="true"
-ARG VERSION_CJSON="1.7.15"
-ARG VERSION_EXPAT="2.4.2"
-ARG VERSION_LUA="5.4.3"
-ARG VERSION_MBEDTLS="3.1.0"
-ARG VERSION_SDL2="2.0.20"
-ARG VERSION_SQLITE="3.33.0"
-ARG VERSION_ZLIB="1.2.11"
-
-ENV NDEBUG=1 MAKE_JOBS=8 HOST=x86_64-w64-mingw32
-
-RUN true \
-    && $PKGINIT && $PKGADD $PKGSTOADD \
-    #
-    && ensureSourceIsCached () { \
-           local localPath=${1:?}; \
-           local url=${2:?}; \
-           if test -f "${localPath:?}"; then \
-               echo "[DEBUG] Source avail as \"${localPath:?}\""; \
-               return; \
-           fi; \
-           echo "[DEBUG] Downloading \"${localPath:?}\""; \
-           echo "[DEBUG]   from \"${url:?}\""; \
-           curl -L "$url" -o "${localPath:?}"; \
-       } \
-    #
-    && makeZlib () { echo "\n  Build zlib\n" \
-    &&     local version="${1:?}" \
-    &&     local tarbal="${2:?}" \
-    &&     local origDir="${PWD:?}" \
-    &&     mkdir "/tmp/zlib" && cd "/tmp/zlib" \
-    &&     tar xzf "${tarbal:?}" \
-    &&     cd zlib-* \
-    &&     mkdir build \
-    &&     export DESTDIR=./build BINARY_PATH=/bin INCLUDE_PATH=/include LIBRARY_PATH=/lib \
-    &&     sed -i "s;^PREFIX =.\*\$;;" win32/Makefile.gcc \
-    &&     make -e -j$MAKE_JOBS -fwin32/Makefile.gcc PREFIX="${HOST:?}"- \
-    &&     make -e -fwin32/Makefile.gcc install PREFIX="${HOST:?}"- \
-    &&     unset DESTDIR BINARY_PATH INCLUDE_PATH LIBRARY_PATH \
-    &&     cp README build/. \
-    &&     (cd build && rm -rf lib/pkgconfig) \
-    &&     (cd build && find -type f -not -name MD5SUM -exec md5sum -b {} + > MD5SUM) \
-    &&     (cd build && tar --owner=0 --group=0 -cz *) > "/tmp/zlib-${version:?}-windoof.tgz" \
-    &&     cd / && rm -rf "/tmp/zlib" \
-    &&     mkdir -p /usr/local \
-    &&     tar -C /usr/local -f "/tmp/zlib-${version:?}-windoof.tgz" -x include lib \
-    &&     echo -e "\n  zlib Done :)\n" \
-    &&     cd "${origDir:?}" ; } \
-    && ensureSourceIsCached "/tmp/zlib-${VERSION_ZLIB:?}.tgz" "https://downloads.sourceforge.net/project/libpng/zlib/${VERSION_ZLIB:?}/zlib-${VERSION_ZLIB}.tar.gz" \
-    && makeZlib "${VERSION_ZLIB:?}" "/tmp/zlib-${VERSION_ZLIB:?}.tgz" \
-    #
-    && $PKGADD xz \
-    && makeExpat () { echo -e "\n  Build Expat\n" \
-    &&     local version="${1:?}" \
-    &&     local tarbal="${2:?}" \
-    &&     local origDir="${PWD:?}" \
-    &&     mkdir /tmp/expat && cd /tmp/expat \
-    &&     tar xf "${tarbal:?}" --strip-components=1 \
-    &&     mkdir build \
-    &&     ./configure --prefix="${PWD:?}/build" --host="${HOST:?}" CFLAGS="-Wall -pedantic --std=c99 -O2" \
-    &&     make -e clean \
-    &&     make -e -j$MAKE_JOBS \
-    &&     make -e install \
-    &&     cp README.md build/. \
-    &&     (cd build && rm -rf lib/cmake lib/libexpat.la lib/pkgconfig) \
-    &&     (cd build && find -type f -not -name MD5SUM -exec md5sum -b {} + > MD5SUM) \
-    &&     (cd build && tar --owner=0 --group=0 -cz *) > "/tmp/expat-${version:?}-debian.tgz" \
-    &&     cd / && rm -rf /tmp/expat \
-    &&     mkdir -p /usr/local \
-    &&     tar -C /usr/local -f /tmp/expat-2.4.2-debian.tgz -x bin include lib \
-    &&     echo -e "\n  Expat Done :)\n" ; } \
-    && ensureSourceIsCached "/tmp/expat-${VERSION_EXPAT}.txz" "https://github.com/libexpat/libexpat/releases/download/R_2_4_2/expat-${VERSION_EXPAT}.tar.xz" \
-    && makeExpat "${VERSION_EXPAT:?}" "/tmp/expat-${VERSION_EXPAT}.txz" \
-    #
-    && makeCJSON () { echo -e "\n  Build cJSON\n" \
-    &&     local version="${1:?}" \
-    &&     local tarbal="${2:?}" \
-    &&     local origDir="${PWD:?}" \
-    &&     mkdir /tmp/cJSON && cd /tmp/cJSON \
-    &&     tar xf "${tarbal:?}" \
-    &&     cd * \
-    &&     mkdir build build/obj build/lib build/include \
-    &&     CC="${HOST:?}-gcc" \
-    &&     AR="${HOST:?}-ar" \
-    &&     CFLAGS="-Wall -pedantic -fPIC" \
-    &&     ${CC:?} $CFLAGS -c -o build/obj/cJSON.o cJSON.c \
-    &&     ${CC:?} $CFLAGS -shared -o build/lib/libcJSON.so.1.7.15 build/obj/cJSON.o \
-    &&     (cd build/lib && ln -s libcJSON.so."${version:?}" libcJSON.so."${version%.*}") \
-    &&     (cd build/lib && ln -s libcJSON.so."${version%.*}" libcJSON.so."${version%.*.*}") \
-    &&     ${AR:?} rcs build/lib/libcJSON.a build/obj/cJSON.o \
-    &&     unset CC AR CFLAGS \
-    &&     cp -t build/. LICENSE README.md \
-    &&     cp -t build/include/. cJSON.h \
-    &&     rm -rf build/obj \
-    &&     (cd build && find -type f -not -name MD5SUM -exec md5sum -b {} + > MD5SUM) \
-    &&     (cd build && tar --owner=0 --group=0 -f "/tmp/cJSON-${version:?}-debian.tgz" -cz *) \
-    &&     cd / && rm -rf /tmp/cJSON \
-    &&     mkdir -p /usr/local \
-    &&     tar -C /usr/local -f /tmp/cJSON-${version:?}-debian.tgz -x include lib \
-    &&     echo -e "\n  cJSON Done :)\n"; } \
-    && ensureSourceIsCached "/tmp/cJSON-${VERSION_CJSON:?}.tgz" "https://github.com/DaveGamble/cJSON/archive/refs/tags/v1.7.15.tar.gz" \
-    && makeCJSON "${VERSION_CJSON:?}" "/tmp/cJSON-${VERSION_CJSON:?}.tgz" \
-    #
-    && $PKGADD python3 \
-    && makeMbedtls () { echo -e "\n  Build mbedtls\n" \
-    &&     local version="${1:?}" \
-    &&     local tarbal="${2:?}" \
-    &&     local origDir="${PWD:?}" \
-    &&     mkdir /tmp/mbedtls && cd /tmp/mbedtls \
-    &&     tar xf "${tarbal:?}" \
-    &&     cd * \
-    &&     sed -i 's;^DESTDIR=.*$;DESTDIR='"$PWD"'/build;' Makefile \
-    # Yet another hack around as gethostname seems not to exist and I do
-    # not understand how to disable compiling those "programs" which I
-    # do not want anyway.
-    &&     rm programs/ssl/ssl_mail_client.c programs/test/udp_proxy.c \
-    &&     sed -i '/^\t\+\(ssl\/ssl_mail_client\|test\/udp_proxy\) \+\\$/d' programs/Makefile \
-    &&     sed -i '/^ \+ssl_mail_client$/d' programs/ssl/CMakeLists.txt \
-    &&     export CC="${HOST:?}-gcc" AR="${HOST:?}-ar" WINDOWS_BUILD=1 SHARED=1 \
-    &&     make -e -j$MAKE_JOBS no_test \
-    &&     if [ -e build ]; then echo "ERR already exists: $PWD/build"; false; fi \
-    &&     make -e install \
-    &&     unset CC AR WINDOWS_BUILD SHARED \
-    &&     (cd build && tar --owner=0 --group=0 -cz *) > "/tmp/mbedtls-${version:?}-windoof.tgz" \
-    &&     cd / && rm -rf /tmp/mbedtls \
-    &&     mkdir -p /usr/local \
-    &&     tar -C /usr/local -f /tmp/mbedtls-${version:?}-windoof.tgz -x bin include lib \
-    &&     cd "${origDir:?}" \
-    &&     echo -e "\n  mbedtls Done :)\n" ; } \
-    && ensureSourceIsCached "/tmp/mbedtls-${VERSION_MBEDTLS:?}.tgz" "https://github.com/Mbed-TLS/mbedtls/archive/refs/tags/v${VERSION_MBEDTLS:?}.tar.gz" \
-    && makeMbedtls "${VERSION_MBEDTLS:?}" "/tmp/mbedtls-${VERSION_MBEDTLS:?}.tgz" \
-    #
-    && makeSqLite () { echo -e "\n  Build SqLite\n" \
-    &&     local version="${1:?}" \
-    &&     local tarbal="${2:?}" \
-    &&     local origDir="${PWD:?}" \
-    &&     mkdir /tmp/sqlite && cd /tmp/sqlite \
-    &&     tar xf "${tarbal:?}" \
-    &&     cd * \
-    &&     mkdir build \
-    &&     $PKGADD gcc musl-dev tcl \
-    &&     export CC="${HOST}-gcc" CPP="${HOST:?}-cpp" CXX="${HOST:?}-g++" BCC=gcc \
-    &&     ./configure --prefix="${PWD:?}/build" --host=$HOST CC=$CC CPP=$CPP CXX=$CXX BCC=gcc BEXE=.exe config_TARGET_EXEEXT=.exe \
-    &&     ln -s mksourceid.exe mksourceid \
-    &&     make -e clean \
-    &&     make -e -j$MAKE_JOBS \
-    &&     $PKGDEL gcc musl-dev tcl \
-    &&     make -e install \
-    &&     unset CC CPP CXX BCC \
-    &&     (cd build && rm -rf lemon* mksourceid lib/pkgconfig lib/*.la) \
-    &&     cp README.md LICENSE.md VERSION build/. \
-    &&     (cd build && find -not -name MD5SUM -type f -exec md5sum -b {} + > MD5SUM) \
-    &&     (cd build && tar --owner=0 --group=0 -cz *) > "/tmp/sqlite-3.33.0-windoof.tgz" \
-    &&     cd / && rm -rf /tmp/sqlite \
-    &&     mkdir -p /usr/local \
-    &&     tar -C /usr/local -f /tmp/sqlite-${version:?}-windoof.tgz -x bin include lib \
-    &&     cd "$origDir" \
-    &&     echo -e "\n  SqLite Done :)\n"; } \
-    && ensureSourceIsCached "/tmp/sqlite-${VERSION_SQLITE:?}.tgz" "https://github.com/sqlite/sqlite/archive/refs/tags/version-3.33.0.tar.gz" \
-    && makeSqLite "${VERSION_SQLITE:?}" "/tmp/sqlite-${VERSION_SQLITE:?}.tgz" \
-    #
-    && $PKGADD binutils \
-    && makeLua () { echo -e "\n  Build Lua\n" \
-    &&     local version="${1:?}" \
-    &&     local tarbal="${2:?}" \
-    &&     local origDir="${PWD:?}" \
-    &&     mkdir /tmp/lua && cd /tmp/lua \
-    &&     tar xf "${tarbal:?}" \
-    &&     cd * \
-    &&     mkdir -p build/bin build/include build/lib build/man/man1 \
-    &&     make -e -j$MAKE_JOBS PLAT=mingw CC="${HOST:?}-gcc -std=gnu99" "AR=${HOST:?}-ar rcu" "RANLIB=${HOST:?}-ranlib" \
-    &&     cp -t build/. README \
-    &&     cp -t build/bin/. src/lua.exe src/luac.exe \
-    &&     cp -t build/include/. src/lua.h src/luaconf.h src/lualib.h src/lauxlib.h src/lua.hpp \
-    &&     cp -t build/lib/. src/liblua.a \
-    &&     cp -t build/man/man1/. doc/lua.1 doc/luac.1 \
-    &&     (cd build && find -not -name MD5SUM -type f -exec md5sum -b {} + > MD5SUM) \
-    &&     (cd build && tar --owner=0 --group=0 -cz *) > "/tmp/lua-${version:?}-windoof.tgz" \
-    &&     cd / && rm -rf /tmp/lua \
-    &&     mkdir -p /usr/local \
-    &&     tar -C /usr/local -f /tmp/lua-${version:?}-windoof.tgz -x bin include lib man \
-    &&     cd "$origDir" \
-    &&     echo -e "\n  Lua Done :)\n"; } \
-    && ensureSourceIsCached "/tmp/lua-${VERSION_LUA:?}.tgz" "https://www.lua.org/ftp/lua-${VERSION_LUA:?}.tar.gz" \
-    && makeLua "${VERSION_LUA:?}" "/tmp/lua-${VERSION_LUA:?}.tgz" \
-    #
-    && $PKGADD alsa-lib libxext-dev pulseaudio-dev \
-    && makeSDL2 () { echo -e "\n  Build SDL2\n" \
-    &&     local version="${1:?}" \
-    &&     local tarbal="${2:?}" \
-    &&     local origDir="${PWD:?}" \
-    &&     mkdir /tmp/SDL2 && cd /tmp/SDL2 \
-    &&     tar xf "${tarbal:?}" \
-    &&     cd * \
-    &&     ./configure --prefix="${PWD:?}/build" --host="${HOST:?}" \
-    &&     make -e -j$MAKE_JOBS \
-    &&     make -e install \
-    &&     cp -t build/. CREDITS.txt LICENSE.txt README-SDL.txt README.md \
-    &&     (cd build \
-    &&         ls -A \
-               | egrep -v '^(CREDITS.txt|LICENSE.txt|README-SDL.txt|RADME.md|bin|lib|include)$' \
-               | xargs rm -rf) \
-    &&     (cd build && rm -rf lib/cmake lib/pkgconfig lib/*.la) \
-    &&     (cd build && find -type f -exec md5sum -b {} + > MD5SUM) \
-    &&     (cd build && tar --owner=0 --group=0 -cz *) > "/tmp/SDL2-${version:?}-windoof.tgz" \
-    &&     cd / && rm -rf /tmp/SDL2 \
-    &&     mkdir -p /usr/local \
-    &&     tar -C /usr/local -f /tmp/SDL2-${version:?}-windoof.tgz -x include lib \
-    &&     cd "$origDir" \
-    &&     echo -e "\n  SDL2 Done :)\n"; } \
-    && ensureSourceIsCached "/tmp/SDL2-${VERSION_SDL2:?}.tgz" "https://www.libsdl.org/release/SDL2-${VERSION_SDL2}.tar.gz" \
-    && makeSDL2 "${VERSION_SDL2:?}" "/tmp/SDL2-${VERSION_SDL2:?}.tgz" \
-    #
-    && $PKGDEL $PKGSTODEL && $PKGCLEAN \
-    && true
-
-WORKDIR /work
-
-CMD sleep 999999999
-
-
diff --git a/src/main/docker/gcc.Dockerfile b/src/main/docker/gcc.Dockerfile
deleted file mode 100644
index 5894667..0000000
--- a/src/main/docker/gcc.Dockerfile
+++ /dev/null
@@ -1,220 +0,0 @@
-#
-# Debian GCC build env
-#
-
-ARG BASE_IMG=debian:9-slim
-FROM $BASE_IMG
-
-ARG PKGSTOADD="ca-certificates curl gcc make tar"
-ARG PKGSTODEL="ca-certificates curl"
-ARG PKGADD="apt-get install -y --no-install-recommends"
-ARG PKGDEL="apt-get purge -y"
-ARG PKGCLEAN="apt-get clean"
-ARG PKGINIT="apt-get update"
-ARG VERSION_CJSON="1.7.15"
-ARG VERSION_EXPAT="2.4.2"
-ARG VERSION_LUA="5.4.3"
-ARG VERSION_MBEDTLS="3.1.0"
-ARG VERSION_SDL2="2.0.20"
-ARG VERSION_SQLITE="3.33.0"
-ARG VERSION_ZLIB="1.2.11"
-
-ENV NDEBUG=1 MAKE_JOBS=8
-
-RUN true \
-    && $PKGINIT && $PKGADD $PKGSTOADD \
-    #
-    && ensureSourceIsCached () { \
-           local localPath=${1:?}; \
-           local url=${2:?}; \
-           if test -f "${localPath:?}"; then \
-               echo "[DEBUG] Source avail as \"${localPath:?}\""; \
-               return; \
-           fi; \
-           echo "[DEBUG] Downloading \"${localPath:?}\""; \
-           echo "[DEBUG]   from \"${url:?}\""; \
-           curl -L "$url" -o "${localPath:?}"; \
-       } \
-    #
-    && $PKGADD libc-dev \
-    && makeZlib () { echo "\n  Build zlib\n" \
-    &&     local version="${1:?}" \
-    &&     local tarbal="${2:?}" \
-    &&     local origDir="${PWD:?}" \
-    &&     mkdir "/tmp/zlib" && cd "/tmp/zlib" \
-    &&     tar xzf "${tarbal:?}" \
-    &&     cd zlib-* \
-    &&     mkdir build \
-    &&     ./configure --prefix="${PWD:?}/build/" \
-    &&     make -e -j$MAKE_JOBS \
-    &&     make install \
-    &&     cp README build/. \
-    &&     (cd build \
-    &&         find -type f -not -name MD5SUM -exec md5sum -b {} + > MD5SUM) \
-    &&     (cd build && tar --owner=0 --group=0 -cz *) > "/tmp/zlib-${version:?}-debian.tgz" \
-    &&     cd / && rm -rf "/tmp/zlib" \
-    &&     mkdir -p /usr/local/ \
-    &&     tar -C /usr/local -f "/tmp/zlib-${version:?}-debian.tgz" -x include lib \
-    &&     cd "${origDir:?}" \
-    &&     echo -e "\n  zlib Done :)\n" ; } \
-    && ensureSourceIsCached "/tmp/zlib-${VERSION_ZLIB:?}.tgz" "https://downloads.sourceforge.net/project/libpng/zlib/${VERSION_ZLIB:?}/zlib-${VERSION_ZLIB}.tar.gz" \
-    && makeZlib "${VERSION_ZLIB:?}" "/tmp/zlib-${VERSION_ZLIB:?}.tgz" \
-    #
-    && $PKGADD libc-dev xz-utils \
-    && makeExpat () { echo -e "\n  Build Expat\n" \
-    &&     local version="${1:?}" \
-    &&     local tarbal="${2:?}" \
-    &&     local origDir="${PWD:?}" \
-    &&     mkdir /tmp/expat && cd /tmp/expat \
-    &&     tar xf "${tarbal:?}" --strip-components=1 \
-    &&     mkdir build \
-    &&     ./configure --prefix="${PWD:?}/build" CFLAGS='-Wall -pedantic --std=c99 -O2' \
-    &&     make -e clean \
-    &&     make -e -j$MAKE_JOBS \
-    &&     make -e install \
-    &&     cp README.md build/. \
-    &&     (cd build && rm -rf lib/cmake lib/libexpat.la lib/pkgconfig) \
-    &&     (cd build && find -type f -not -name MD5SUM -exec md5sum -b {} + > MD5SUM) \
-    &&     (cd build && tar --owner=0 --group=0 -cz *) > "/tmp/expat-${version:?}-debian.tgz" \
-    &&     cd / && rm -rf /tmp/expat \
-    &&     mkdir -p /usr/local \
-    &&     tar -C /usr/local -f /tmp/expat-2.4.2-debian.tgz -x bin include lib \
-    &&     cd "$origDir" \
-    &&     echo -e "\n  Expat Done :)\n" ; } \
-    && ensureSourceIsCached "/tmp/expat-${VERSION_EXPAT}.txz" "https://github.com/libexpat/libexpat/releases/download/R_2_4_2/expat-${VERSION_EXPAT}.tar.xz" \
-    && makeExpat "${VERSION_EXPAT:?}" "/tmp/expat-${VERSION_EXPAT}.txz" \
-    #
-    && $PKGADD libc-dev \
-    && makeCJSON () { echo -e "\n  Build cJSON\n" \
-    &&     local version="${1:?}" \
-    &&     local tarbal="${2:?}" \
-    &&     local origDir="${PWD:?}" \
-    &&     mkdir /tmp/cJSON && cd /tmp/cJSON \
-    &&     tar xf "${tarbal:?}" \
-    &&     cd * \
-    &&     mkdir build build/obj build/lib build/include \
-    &&     CFLAGS="-Wall -pedantic -fPIC" \
-    &&     gcc $CFLAGS -c -o build/obj/cJSON.o cJSON.c \
-    &&     gcc $CFLAGS -shared -o build/lib/libcJSON.so.1.7.15 build/obj/cJSON.o \
-    &&     unset CFLAGS \
-    &&     (cd build/lib && ln -s libcJSON.so."${version:?}" libcJSON.so."${version%.*}") \
-    &&     (cd build/lib && ln -s libcJSON.so."${version%.*}" libcJSON.so."${version%.*.*}") \
-    &&     ar rcs build/lib/libcJSON.a build/obj/cJSON.o \
-    &&     cp -t build/. LICENSE README.md \
-    &&     cp -t build/include/. cJSON.h \
-    &&     rm -rf build/obj \
-    &&     (cd build && find -type f -not -name MD5SUM -exec md5sum -b {} + > MD5SUM) \
-    &&     (cd build && tar --owner=0 --group=0 -f "/tmp/cJSON-${version:?}-debian.tgz" -cz *) \
-    &&     cd / && rm -rf /tmp/cJSON \
-    &&     mkdir -p /usr/local \
-    &&     tar -C /usr/local -f /tmp/cJSON-${version:?}-debian.tgz -x include lib \
-    &&     cd "$origDir" \
-    &&     echo -e "\n  cJSON Done :)\n"; } \
-    && ensureSourceIsCached "/tmp/cJSON-${VERSION_CJSON:?}.tgz" "https://github.com/DaveGamble/cJSON/archive/refs/tags/v1.7.15.tar.gz" \
-    && makeCJSON "${VERSION_CJSON}" "/tmp/cJSON-${VERSION_CJSON:?}.tgz" \
-    #
-    && $PKGADD libc-dev python3 \
-    && makeMbedtls () { echo -e "\n  Build mbedtls\n" \
-    &&     local version="${1:?}" \
-    &&     local tarbal="${2:?}" \
-    &&     local origDir="${PWD:?}" \
-    &&     mkdir /tmp/mbedtls && cd /tmp/mbedtls \
-    &&     tar xf "${tarbal:?}" \
-    &&     cd * \
-    &&     sed -i 's;^DESTDIR=.*$;DESTDIR='"$PWD"'/build;' Makefile \
-    &&     SHARED=1 make -e -j$MAKE_JOBS tests lib mbedtls_test \
-    &&     if [ -e build ]; then echo "ERR already exists: $PWD/build"; false; fi \
-    &&     make -e install \
-    &&     (cd build && tar --owner=0 --group=0 -cz *) > "/tmp/mbedtls-${version:?}-debian.tgz" \
-    &&     cd / && rm -rf /tmp/mbedtls \
-    &&     mkdir -p /usr/local \
-    &&     tar -C /usr/local -f /tmp/mbedtls-${version:?}-debian.tgz -x bin include lib \
-    &&     cd "$origDir" \
-    &&     echo -e "\n  mbedtls Done :)\n"; } \
-    && ensureSourceIsCached "/tmp/mbedtls-${VERSION_MBEDTLS:?}.tgz" "https://github.com/Mbed-TLS/mbedtls/archive/refs/tags/v${VERSION_MBEDTLS:?}.tar.gz" \
-    && makeMbedtls "${VERSION_MBEDTLS:?}" "/tmp/mbedtls-${VERSION_MBEDTLS:?}.tgz" \
-    #
-    && $PKGADD libc-dev tcl \
-    && makeSqLite () { echo -e "\n  Build SqLite\n" \
-    &&     local version="${1:?}" \
-    &&     local tarbal="${2:?}" \
-    &&     local origDir="${PWD:?}" \
-    &&     mkdir /tmp/sqlite && cd /tmp/sqlite \
-    &&     tar xf "${tarbal:?}" \
-    &&     cd * \
-    &&     mkdir build \
-    &&     ./configure --prefix="${PWD:?}/build" \
-    &&     make -e clean \
-    &&     make -e -j$MAKE_JOBS \
-    &&     make -e install \
-    &&     cp README.md LICENSE.md VERSION build/. \
-    &&     (cd build && find -not -name MD5SUM -type f -exec md5sum -b {} + > MD5SUM) \
-    &&     (cd build && tar --owner=0 --group=0 -cz *) > "/tmp/sqlite-${version:?}-debian.tgz" \
-    &&     cd / && rm -rf /tmp/sqlite \
-    &&     mkdir -p /usr/local \
-    &&     tar -C /usr/local -f /tmp/sqlite-${version:?}-debian.tgz -x bin include lib \
-    &&     cd "$origDir" \
-    &&     echo -e "\n  SqLite Done :)\n"; } \
-    && ensureSourceIsCached "/tmp/sqlite-${VERSION_SQLITE:?}.tgz" "https://github.com/sqlite/sqlite/archive/refs/tags/version-3.33.0.tar.gz" \
-    && makeSqLite "${VERSION_SQLITE:?}" "/tmp/sqlite-${VERSION_SQLITE:?}.tgz" \
-    #
-    && $PKGADD libc-dev \
-    && makeLua () { echo -e "\n  Build Lua\n" \
-    &&     local version="${1:?}" \
-    &&     local tarbal="${2:?}" \
-    &&     local origDir="${PWD:?}" \
-    &&     mkdir /tmp/lua && cd /tmp/lua \
-    &&     tar xf "${tarbal:?}" \
-    &&     cd * \
-    &&     mkdir -p build/bin build/include build/lib build/man/man1 \
-    &&     make -e -j$MAKE_JOBS \
-    &&     cp -t build/. README \
-    &&     cp -t build/bin/. src/lua src/luac \
-    &&     cp -t build/include/. src/lua.h src/luaconf.h src/lualib.h src/lauxlib.h src/lua.hpp \
-    &&     cp -t build/lib/. src/liblua.a \
-    &&     cp -t build/man/man1/. doc/lua.1 doc/luac.1 \
-    &&     (cd build && find -not -name MD5SUM -type f -exec md5sum -b {} + > MD5SUM) \
-    &&     (cd build && tar --owner=0 --group=0 -cz *) > "/tmp/lua-${version:?}-debian.tgz" \
-    &&     cd / && rm -rf /tmp/lua \
-    &&     mkdir -p /usr/local \
-    &&     tar -C /usr/local -f /tmp/lua-${version:?}-debian.tgz -x bin include lib man \
-    &&     cd "$origDir" \
-    &&     echo -e "\n  Lua Done :)\n"; } \
-    && ensureSourceIsCached "/tmp/lua-${VERSION_LUA:?}.tgz" "https://www.lua.org/ftp/lua-${VERSION_LUA:?}.tar.gz" \
-    && makeLua "${VERSION_LUA:?}" "/tmp/lua-${VERSION_LUA:?}.tgz" \
-    #
-    && $PKGADD libc-dev libasound2-dev libxext-dev libpulse-dev \
-    && makeSDL2 () { echo -e "\n  Build SDL2\n" \
-    &&     local version="${1:?}" \
-    &&     local tarbal="${2:?}" \
-    &&     local origDir="${PWD:?}" \
-    &&     mkdir /tmp/SDL2 && cd /tmp/SDL2 \
-    &&     tar xf "${tarbal:?}" \
-    &&     cd * \
-    &&     ./configure --prefix="${PWD:?}/build" --host= \
-    &&     make -e -j$MAKE_JOBS \
-    &&     make -e install \
-    &&     cp -t build/. CREDITS.txt LICENSE.txt README-SDL.txt README.md \
-    &&     (cd build \
-    &&         ls -A \
-               | egrep -v '^(CREDITS.txt|LICENSE.txt|README-SDL.txt|RADME.md|bin|lib|include)$' \
-               | xargs rm -rf) \
-    &&     (cd build && rm -rf lib/cmake lib/pkgconfig lib/*.la) \
-    &&     (cd build && find -type f -exec md5sum -b {} + > MD5SUM) \
-    &&     (cd build && tar --owner=0 --group=0 -cz *) > "/tmp/SDL2-${version:?}-debian.tgz" \
-    &&     cd / && rm -rf /tmp/SDL2 \
-    &&     mkdir -p /usr/local \
-    &&     tar -C /usr/local -f /tmp/SDL2-${version:?}-debian.tgz -x include lib \
-    &&     cd "$origDir" \
-    &&     echo -e "\n  SDL2 Done :)\n"; } \
-    && ensureSourceIsCached "/tmp/SDL2-${VERSION_SDL2:?}.tgz" "https://www.libsdl.org/release/SDL2-${VERSION_SDL2}.tar.gz" \
-    && makeSDL2 "${VERSION_SDL2:?}" "/tmp/SDL2-${VERSION_SDL2:?}.tgz" \
-    #
-    && $PKGDEL $PKGSTODEL && $PKGCLEAN \
-    && true
-
-WORKDIR /work
-
-CMD sleep 999999999
-
-
diff --git a/src/main/docker/gxx.Dockerfile b/src/main/docker/gxx.Dockerfile
deleted file mode 100644
index f29f168..0000000
--- a/src/main/docker/gxx.Dockerfile
+++ /dev/null
@@ -1,17 +0,0 @@
-#
-# Debian with C++ compiler.
-#
-
-ARG PARENT_IMAGE=debian:buster-20220622-slim
-FROM $PARENT_IMAGE
-
-RUN true \
-    && apt update \
-    && apt install -y --no-install-recommends \
-         g++ make \
-    && apt clean \
-    && true
-
-USER 1000:1000
-WORKDIR /work
-CMD ["sleep", "36000"]
diff --git a/src/main/docker/jni.Dockerfile b/src/main/docker/jni.Dockerfile
deleted file mode 100644
index c790e47..0000000
--- a/src/main/docker/jni.Dockerfile
+++ /dev/null
@@ -1,20 +0,0 @@
-#
-# Debian with tools for java-native-interface development.
-#
-
-ARG PARENT_IMAGE=debian:buster-20220622-slim
-FROM $PARENT_IMAGE
-
-ENV \
-    JAVA_HOME=/usr/lib/jvm/java-11-openjdk-amd64
-
-RUN true \
-    && apt update \
-    && apt install -y --no-install-recommends \
-         g++ make openjdk-11-jdk-headless \
-    && apt clean \
-    && true
-
-USER 1000:1000
-WORKDIR /work
-CMD ["sleep", "36000"]
diff --git a/src/main/docker/jre8.Dockerfile b/src/main/docker/jre8.Dockerfile
deleted file mode 100644
index 603b5f5..0000000
--- a/src/main/docker/jre8.Dockerfile
+++ /dev/null
@@ -1,27 +0,0 @@
-#
-# openjdk java 1.8 runtime environment.
-#
-
-ARG PARENT_IMAGE=alpine:3.16.0
-FROM $PARENT_IMAGE
-
-ARG PKGS_TO_ADD="openjdk8-jre"
-ARG PKGS_TO_DEL=""
-ARG PKGINIT="true"
-ARG PKGADD="apk add"
-ARG PKGDEL="true"
-ARG PKGCLEAN="true"
-
-WORKDIR /work
-
-RUN true \
-    && $PKGINIT \
-    && $PKGADD $PKGS_TO_ADD \
-    && $PKGDEL $PKGS_TO_DEL \
-    && $PKGCLEAN \
-    && true
-
-USER 1000:1000
-
-CMD ["sleep", "36000"]
-
diff --git a/src/main/docker/maven.Dockerfile b/src/main/docker/maven.Dockerfile
deleted file mode 100644
index c33d519..0000000
--- a/src/main/docker/maven.Dockerfile
+++ /dev/null
@@ -1,35 +0,0 @@
-#
-# Maven build env.
-#
-# Use this to share your hosts repository with the container:
-#
-#   -v "$HOME/.m2/repository:/data/maven/.m2/repository"
-#
-
-ARG PARENT_IMAGE=alpine:3.16.0
-FROM $PARENT_IMAGE
-
-ARG PKGS_TO_ADD="maven"
-ARG PKGS_TO_DEL=""
-ARG PKGINIT="true"
-ARG PKGADD="apk add"
-ARG PKGDEL="true"
-ARG PKGCLEAN="true"
-
-WORKDIR /work
-
-RUN true \
-    && $PKGINIT \
-    && $PKGADD $PKGS_TO_ADD \
-    && sed -i "s,</settings>,  <localRepository>/data/maven/.m2/repository</localRepository>\n</settings>,g" /usr/share/java/maven-3/conf/settings.xml \
-    && mkdir /data /data/maven \
-    && chown 1000:1000 /data/maven \
-    && chown 1000:1000 /work \
-    && $PKGDEL $PKGS_TO_DEL \
-    && $PKGCLEAN \
-    && true
-
-USER 1000:1000
-
-CMD ["sleep", "36000"]
-
diff --git a/src/main/docker/nginx.Dockerfile b/src/main/docker/nginx.Dockerfile
deleted file mode 100644
index 097d283..0000000
--- a/src/main/docker/nginx.Dockerfile
+++ /dev/null
@@ -1,50 +0,0 @@
-#
-# Bare nginx server serving HTTP/80 and HTTPS/443 from "/work/www".
-#
-
-ARG PARENT_IMAGE=alpine:3.16.0
-FROM $PARENT_IMAGE
-
-ARG CN=example.com
-ARG PKGS_TO_ADD="nginx openssl"
-ARG PKGS_TO_DEL="openssl"
-ARG PKGINIT="true"
-ARG PKGADD="apk add"
-ARG PKGDEL="true"
-ARG PKGCLEAN="true"
-
-WORKDIR /work
-
-RUN true \
-    && $PKGINIT \
-    && $PKGADD $PKGS_TO_ADD \
-    && mkdir /work/www \
-    && openssl genrsa -out /etc/ssl/private/nginx.key 2048 \
-    && openssl req -new -key /etc/ssl/private/nginx.key \
-         -out /etc/ssl/private/nginx.csr \
-         -subj "/C=/ST=/L=/O=/OU=/CN=${CN:?}" \
-    && openssl x509 -req -days 365 -in /etc/ssl/private/nginx.csr \
-         -signkey /etc/ssl/private/nginx.key -out /etc/ssl/certs/nginx.crt \
-    && chgrp nginx /etc/ssl/private/nginx.key \
-    && chmod 0640 /etc/ssl/private/nginx.key \
-    && printf 'server {\n\
-    listen 80 default_server;\n\
-    listen [::]:80 default_server;\n\
-    listen 443 ssl default_server;\n\
-    listen [::]:443 default_server;\n\
-    ssl_certificate /etc/ssl/certs/nginx.crt;\n\
-    ssl_certificate_key /etc/ssl/private/nginx.key;\n\
-    location / {\n\
-        root   /work/www;\n\
-        index  index.html index.htm;\n\
-    }\n\
-}\n' > /etc/nginx/http.d/default.conf \
-    && chown nginx:nginx /work /work/www \
-    && $PKGDEL $PKGS_TO_DEL \
-    && $PKGCLEAN \
-    && true
-
-USER nginx:nginx
-
-CMD ["nginx", "-g", "daemon off;"]
-
diff --git a/src/main/docker/zlib-deb.Dockerfile b/src/main/docker/zlib-deb.Dockerfile
deleted file mode 100644
index c5abaf6..0000000
--- a/src/main/docker/zlib-deb.Dockerfile
+++ /dev/null
@@ -1,49 +0,0 @@
-#
-#   curl -sSL "https://git.hiddenalpha.ch/UnspecifiedGarbage.git/plain/src/main/docker/zlib-deb.Dockerfile" | docker build -f- . -t "zlib-deb:$(date +%Y%m%d)"
-#
-ARG PARENT_IMAGE=debian:9-slim
-FROM $PARENT_IMAGE
-
-ARG ZLIB_VERSION="1.2.11"
-ARG PKGS_TO_ADD="curl gcc make tar libc-dev ca-certificates vim"
-ARG PKGS_TO_DEL=""
-ARG PKG_INIT="apt-get update"
-ARG PKG_ADD="apt-get install -y --no-install-recommends"
-ARG PKG_DEL="apt-get purge"
-ARG PKG_CLEAN="apt-get clean"
-
-RUN true \
-    && WORKDIR="/work" \
-    && THEOLDPWD="$PWD" \
-    # Prepare System
-    && $PKG_INIT \
-    && $PKG_ADD $PKGS_TO_ADD \
-    # Prepare zlib
-    && mkdir "${WORKDIR:?}" && cd "${WORKDIR:?}" \
-    && mkdir tarballs tree build \
-    && curl -sSL -o "tarballs/zlib-${ZLIB_VERSION}.tgz" "https://github.com/madler/zlib/archive/refs/tags/v${ZLIB_VERSION:?}.tar.gz" \
-    && cd "${WORKDIR:?}/tree" \
-    && tar --strip-components 1 -xzf "${WORKDIR:?}/tarballs/zlib-${ZLIB_VERSION:?}.tgz" \
-    # Make zlib
-    && ./configure --prefix="${WORKDIR:?}/build" \
-    && make -e \
-    && make install \
-    && cp README "${WORKDIR}/build/." \
-    && cd "${WORKDIR}/build" \
-    && rm -rf lib/pkgconfig \
-    && find -type f -not -name MD5SUM -exec md5sum -b {} + > MD5SUM \
-    && tar --owner=0 --group=0 -cz * > "${WORKDIR:?}/tarballs/zlib-${ZLIB_VERSION:?}-debian.tgz" \
-    && cd "${WORKDIR}" \
-    && rm -rf "${WORKDIR:?}/tree" "${WORKDIR:?}/build" \
-    # install zlib
-    && mkdir -p /usr/local/ \
-    && tar -C /usr/local -f "${WORKDIR:?}/tarballs/zlib-${ZLIB_VERSION:?}-debian.tgz" -x include lib \
-    # cleanup
-    && cd "${THEOLDPWD:?}" \
-    && unset THEOLDPWD WORKDIR \
-    && $PKG_DEL $PKGS_TO_DEL \
-    && $PKG_CLEAN \
-    && true
-
-WORKDIR /work
-
diff --git a/src/main/docker/zlib-mingw.Dockerfile b/src/main/docker/zlib-mingw.Dockerfile
deleted file mode 100644
index abaa241..0000000
--- a/src/main/docker/zlib-mingw.Dockerfile
+++ /dev/null
@@ -1,51 +0,0 @@
-#
-#   curl -sSL "https://git.hiddenalpha.ch/UnspecifiedGarbage.git/plain/src/main/docker/zlib-mingw.Dockerfile" | docker build -f- . -t "zlib-deb:$(date +%Y%m%d)"
-#
-ARG PARENT_IMAGE=alpine:3.16.0
-FROM $PARENT_IMAGE
-
-ARG ZLIB_VERSION="1.2.11"
-ARG PKGS_TO_ADD="curl mingw-w64-gcc make tar ca-certificates"
-ARG PKGS_TO_DEL=""
-ARG PKG_INIT="true"
-ARG PKG_ADD="apk add "
-ARG PKG_DEL="apk del"
-ARG PKG_CLEAN="true"
-
-RUN true \
-    && WORKDIR="/work" \
-    && THEOLDPWD="$PWD" \
-    # Prepare System
-    && $PKG_INIT \
-    && $PKG_ADD $PKGS_TO_ADD \
-    # Prepare zlib
-    && mkdir "${WORKDIR:?}" && cd "${WORKDIR:?}" \
-    && mkdir tarballs tree build \
-    && curl -sSL -o "tarballs/zlib-${ZLIB_VERSION}.tgz" "https://github.com/madler/zlib/archive/refs/tags/v${ZLIB_VERSION:?}.tar.gz" \
-    && cd "${WORKDIR:?}/tree" \
-    && tar --strip-components 1 -xzf "${WORKDIR:?}/tarballs/zlib-${ZLIB_VERSION:?}.tgz" \
-    # Make zlib
-    && sed -i "s;^PREFIX =.\*\$;;" win32/Makefile.gcc \
-    && export DESTDIR=../build BINARY_PATH=/bin INCLUDE_PATH=/include LIBRARY_PATH=/lib \
-    && make -e -fwin32/Makefile.gcc PREFIX=x86_64-w64-mingw32- \
-    && make -e -fwin32/Makefile.gcc install PREFIX=x86_64-w64-mingw32- \
-    && unset DESTDIR BINARY_PATH INCLUDE_PATH LIBRARY_PATH \
-    && cp README ../build/. \
-    && cd "${WORKDIR:?}/build" \
-    && rm -rf lib/pkgconfig \
-    && find -type f -not -name MD5SUM -exec md5sum -b {} + > MD5SUM \
-    && tar --owner=0 --group=0 -cz * > "${WORKDIR:?}/tarballs/zlib-1.2.11-windoof.tgz" \
-    && cd "${WORKDIR:?}" \
-    && rm -rf "${WORKDIR:?}/tree" "${WORKDIR:?}/build" \
-    # Install zlib
-    && mkdir -p /usr/local/x86_64-w64-mingw32 \
-    && tar -C /usr/x86_64-w64-mingw32 -f "${WORKDIR:?}/tarballs/zlib-1.2.11-windoof.tgz" -x include lib \
-    && cd "${THEOLDPWD:?}" \
-    && unset THEOLDPWD WORKDIR \
-    && $PKG_DEL $PKGS_TO_DEL \
-    && $PKG_CLEAN \
-    && true
-
-WORKDIR /work
-
-