feat: add plain-HTTP listeners for various repository configurations to support non-HTTPS access

Signed-off-by: d9pouces <github@19pouces.net>

tests/dockerfiles/Java.Dockerfile

@@ -4,6 +4,7 @@ COPY --from=target / /src/
 COPY --from=generated-config Java.yaml /config.yaml
 RUN id-configurator apply --config /config.yaml --src /src --dst /dst
 FROM target AS runtime
+ARG JAVA_REPO_SCHEME
 # Every build tool the `java` module configures: Maven itself (already part
 # of this image), Gradle, Ivy and Leiningen (all packaged for this Ubuntu
 # base), and SBT (no package available, fetched as a plain release tarball).
@@ -43,12 +44,23 @@ RUN java -jar /usr/share/java/ivy.jar -settings /root/.ivy2/ivysettings.xml \
        -retrieve "/tmp/ivyretrieve/[artifact]-[revision].[ext]" \
     && test -f /tmp/ivyretrieve/idconfiguratortestpkg-0.0.1.jar
 
+# Leiningen's standalone launcher unconditionally refuses any plain-HTTP
+# repository ("Tried to use insecure HTTP repository without TLS") before
+# even reading project.clj/profiles.clj - there is no `:insecure` key or
+# other configuration escape hatch for this (confirmed from Leiningen's own
+# source: leiningen.core.main/-main registers an aborting wagon for the
+# "http" scheme unconditionally). So this check is skipped for the
+# module-java-http variant: no id-configurator config could make it pass.
 RUN mkdir -p /tmp/leintest && cd /tmp/leintest \
     && cat > project.clj <<'EOF'
 (defproject leintest "0.1.0"
   :dependencies [[org.interdiode/idconfiguratortestpkg "0.0.1"]])
 EOF
-RUN cd /tmp/leintest && lein deps :tree | grep -q idconfiguratortestpkg
+RUN if [ "$JAVA_REPO_SCHEME" = "https" ]; then \
+        cd /tmp/leintest && lein deps :tree | grep -q idconfiguratortestpkg; \
+    else \
+        echo "skipping leiningen: it cannot use a non-HTTPS repository"; \
+    fi
 
 RUN mkdir -p /tmp/sbttest/project \
     && cat > /tmp/sbttest/build.sbt <<'EOF'