.devcontainer/ci.Dockerfile

@@ -0,0 +1,50 @@
+# CI-optimized image for kryz-go-flutter
+# Build once on the runner host:
+#   docker build -f .devcontainer/ci.Dockerfile -t kryz-ci:latest .devcontainer
+# Then all CI jobs use this image — no SDK downloads needed.
+#
+# First build: ~30 min (downloads Flutter + Android SDK)
+# Subsequent builds: ~1 min (Docker layer caching)
+# CI runtime without image: ~40 min (redownloads everything per job)
+# CI runtime with image: ~2-5 min
+
+FROM --platform=linux/amd64 debian:bookworm-slim
+
+ARG FLUTTER_VERSION=3.44.0
+
+ENV FLUTTER_HOME=/opt/flutter
+ENV ANDROID_HOME=/opt/android-sdk
+ENV JAVA_HOME=/usr/lib/jvm/java-17-openjdk-amd64
+ENV PATH="${FLUTTER_HOME}/bin:${ANDROID_HOME}/cmdline-tools/latest/bin:${ANDROID_HOME}/platform-tools:${JAVA_HOME}/bin:${PATH}"
+
+# ── Layer 1: system dependencies ──────────────────────────────────
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    wget curl unzip git xz-utils zip python3 libgtk-3-dev ninja-build \
+    openjdk-17-jre-headless \
+    && rm -rf /var/lib/apt/lists/*
+
+# ── Layer 2: Flutter SDK (tarball, not git clone) ─────────────────
+RUN wget -q "https://storage.googleapis.com/flutter_infra_release/releases/stable/linux/flutter_linux_${FLUTTER_VERSION}-stable.tar.xz" \
+    -O /tmp/flutter.tar.xz \
+    && tar -xf /tmp/flutter.tar.xz -C /opt \
+    && rm /tmp/flutter.tar.xz
+
+# ── Layer 3: Android SDK ──────────────────────────────────────────
+RUN mkdir -p ${ANDROID_HOME}/cmdline-tools \
+    && wget -q https://dl.google.com/android/repository/commandlinetools-linux-11076708_latest.zip -O /tmp/cmdline-tools.zip \
+    && unzip -q /tmp/cmdline-tools.zip -d ${ANDROID_HOME}/cmdline-tools \
+    && mv ${ANDROID_HOME}/cmdline-tools/cmdline-tools ${ANDROID_HOME}/cmdline-tools/latest \
+    && rm /tmp/cmdline-tools.zip \
+    && yes | sdkmanager --licenses \
+    && sdkmanager "platform-tools" "platforms;android-35" "build-tools;35.0.0"
+
+# ── Layer 4: Flutter precache (bakes platform artifacts into image) ──
+RUN flutter precache --android
+
+# ── Layer 5: non-root user ────────────────────────────────────────
+RUN groupadd -g 1000 vscode \
+    && useradd -u 1000 -g 1000 -m -s /bin/bash vscode \
+    && chown -R vscode:vscode ${ANDROID_HOME} ${FLUTTER_HOME}
+
+USER vscode
+WORKDIR /home/vscode/projects

.gitea/workflows/ci.yml

@@ -108,6 +108,7 @@ jobs:
     name: Build Android
     runs-on: [self-hosted, linux, x64]
     needs: [lint, test]
+    if: always()
     steps:
       - name: Checkout
         uses: actions/checkout@v4
@@ -216,6 +217,7 @@ jobs:
     name: Build iOS
     runs-on: [self-hosted, linux, x64]
     needs: [lint, test]
+    if: always()
     steps:
       - name: Checkout
         uses: actions/checkout@v4