use new image with graalvm for api gateway

.gitea/workflows/maven-compile.yml

@@ -18,7 +18,7 @@ jobs:
   compile:
     runs-on: ubuntu-latest
     container:
-      image: artifacts.biters.it:8443/biters/gitea-ci-maven:21
+      image: artifacts.biters.it:8443/biters/gitea-ci-maven-native:21
       credentials:
         username: ${{ secrets.MAVEN_USERNAME }}
         password: ${{ secrets.MAVEN_PASSWORD }}

.gitea/workflows/maven-release.yml

@@ -28,7 +28,7 @@ jobs:
   release:
     runs-on: ubuntu-latest
     container:
-      image: artifacts.biters.it:8443/biters/gitea-ci-maven:21
+      image: artifacts.biters.it:8443/biters/gitea-ci-maven-native:21
       credentials:
         username: ${{ secrets.MAVEN_USERNAME }}
         password: ${{ secrets.MAVEN_PASSWORD }}

Dockerfile.ci

@@ -1,7 +1,14 @@
 FROM maven:3.9-eclipse-temurin-21
 
+# GraalVM come JDK secondaria per native-image (letta via GRAALVM_HOME)
+ENV GRAALVM_HOME=/opt/graalvm
+RUN mkdir -p "$GRAALVM_HOME" \
+    && curl -fsSL "https://download.oracle.com/graalvm/21/latest/graalvm-jdk-21_linux-x64_bin.tar.gz" \
+       | tar -xz --strip-components=1 -C "$GRAALVM_HOME" \
+    && "$GRAALVM_HOME/bin/native-image" --version
+
 RUN apt-get update \
-    && apt-get install -y --no-install-recommends curl ca-certificates git jq \
+    && apt-get install -y --no-install-recommends curl ca-certificates git jq build-essential zlib1g-dev \
     && curl -sL "https://github.com/mikefarah/yq/releases/latest/download/yq_linux_amd64" \
          -o /usr/local/bin/yq && chmod +x /usr/local/bin/yq \
     && curl -fsSL https://deb.nodesource.com/setup_20.x | bash - \