huskies: merge 1110 story Chat bootstrap Phase 2b: additional stack overlays (Go, Python, Ruby, JVM)

2026-05-16 23:15:02 +00:00
parent 6a2f81e873
commit efafe44db1
9 changed files with 341 additions and 14 deletions
@@ -0,0 +1,50 @@
+# JVM stack overlay fragment.
+#
+# Layer this on top of huskies-project-base to produce a project container
+# with OpenJDK 21, Maven, and eclipse.jdt.ls (the canonical Java/JVM LSP).
+#
+# Build the combined image:
+#   (echo "FROM huskies-project-base"; \
+#    cat docker/stacks/jvm/Dockerfile.fragment) | \
+#   docker build -t huskies-project-jvm -
+#
+# Adding a new stack: create docker/stacks/<name>/Dockerfile.fragment and
+# docker/stacks/<name>/markers — no changes to orchestration code required.
+
+USER root
+
+# OpenJDK 21 (current LTS) and Maven for build support.
+RUN apt-get update && apt-get install -y --no-install-recommends \
+        openjdk-21-jdk-headless \
+        maven \
+    && rm -rf /var/lib/apt/lists/*
+
+ENV JAVA_HOME="/usr/lib/jvm/java-21-openjdk-amd64"
+
+# Eclipse JDT Language Server — canonical LSP for Java/JVM (Java, Kotlin, Groovy).
+# Pin to a specific release; update JDTLS_VERSION + JDTLS_BUILD for upgrades.
+# All releases: https://github.com/eclipse-jdtls/eclipse.jdt.ls/releases
+ENV JDTLS_VERSION="1.38.0" \
+    JDTLS_BUILD="202503271418"
+RUN mkdir -p /opt/jdtls \
+    && curl -fsSL \
+        "https://download.eclipse.org/jdtls/milestones/${JDTLS_VERSION}/jdt-language-server-${JDTLS_VERSION}-${JDTLS_BUILD}.tar.gz" \
+        | tar -xzf - -C /opt/jdtls
+
+# Wrapper script so `jdtls` is available as a PATH command.
+RUN { \
+        echo '#!/bin/sh'; \
+        echo 'JAR=$(ls /opt/jdtls/plugins/org.eclipse.equinox.launcher_*.jar 2>/dev/null | head -1)'; \
+        echo 'exec java \'; \
+        echo '  -Declipse.application=org.eclipse.jdt.ls.core.id1 \'; \
+        echo '  -Dosgi.bundles.defaultStartLevel=4 \'; \
+        echo '  -Declipse.product=org.eclipse.jdt.ls.core.product \'; \
+        echo '  -Dlog.protocol=true \'; \
+        echo '  -Dlog.level=ALL \'; \
+        echo '  -jar "$JAR" \'; \
+        echo '  -configuration /opt/jdtls/config_linux \'; \
+        echo '  "$@"'; \
+    } > /usr/local/bin/jdtls \
+    && chmod +x /usr/local/bin/jdtls
+
+USER huskies
@@ -0,0 +1,6 @@
+# Stack detection markers for the jvm stack.
+# Each non-blank, non-comment line names a file relative to the project root.
+# If any listed file exists in the project directory, this stack is matched.
+pom.xml
+build.gradle
+build.gradle.kts