Port to Unity 6 (6000.5): 2026 Play Store compliance, level-data fix, tests & CI

.github/workflows/ci.yml

@@ -0,0 +1,118 @@
+name: CI
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+  workflow_dispatch:
+
+jobs:
+  static-checks:
+    name: Static checks
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Validate package manifest
+        run: python3 -m json.tool Packages/manifest.json > /dev/null
+
+      - name: Editor-only API guard
+        run: bash ci/check-editor-refs.sh
+
+  editmode-tests:
+    name: EditMode tests
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      # Unity jobs need an activated license. Without the UNITY_LICENSE
+      # secret this job skips itself instead of failing, so forks and fresh
+      # clones stay green. Setup guide: README, "Continuous integration".
+      - name: Check for Unity license
+        id: license
+        env:
+          UNITY_LICENSE: ${{ secrets.UNITY_LICENSE }}
+        run: |
+          if [ -n "$UNITY_LICENSE" ]; then
+            echo "present=true" >> "$GITHUB_OUTPUT"
+          else
+            echo "present=false" >> "$GITHUB_OUTPUT"
+            echo "::notice::UNITY_LICENSE secret not configured - skipping Unity tests"
+          fi
+
+      - uses: actions/cache@v4
+        if: steps.license.outputs.present == 'true'
+        with:
+          path: Library
+          key: Library-tests-${{ hashFiles('Packages/packages-lock.json') }}
+          restore-keys: Library-tests-
+
+      - uses: game-ci/unity-test-runner@v4
+        if: steps.license.outputs.present == 'true'
+        env:
+          UNITY_LICENSE: ${{ secrets.UNITY_LICENSE }}
+          UNITY_EMAIL: ${{ secrets.UNITY_EMAIL }}
+          UNITY_PASSWORD: ${{ secrets.UNITY_PASSWORD }}
+        with:
+          unityVersion: 6000.5.3f1
+          testMode: editmode
+          artifactsPath: test-results
+
+      - uses: actions/upload-artifact@v4
+        if: always() && steps.license.outputs.present == 'true'
+        with:
+          name: test-results
+          path: test-results
+
+  android-build:
+    name: Android build (manual)
+    runs-on: ubuntu-latest
+    needs: [static-checks]
+    if: github.event_name == 'workflow_dispatch'
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Check for Unity license
+        id: license
+        env:
+          UNITY_LICENSE: ${{ secrets.UNITY_LICENSE }}
+        run: |
+          if [ -n "$UNITY_LICENSE" ]; then
+            echo "present=true" >> "$GITHUB_OUTPUT"
+          else
+            echo "present=false" >> "$GITHUB_OUTPUT"
+            echo "::notice::UNITY_LICENSE secret not configured - skipping Android build"
+          fi
+
+      # The Android IL2CPP image plus a full build does not fit the default
+      # runner disk, so reclaim space first.
+      - uses: jlumbroso/free-disk-space@v1.3.1
+        if: steps.license.outputs.present == 'true'
+        with:
+          tool-cache: true
+          docker-images: false
+
+      - uses: actions/cache@v4
+        if: steps.license.outputs.present == 'true'
+        with:
+          path: Library
+          key: Library-android-${{ hashFiles('Packages/packages-lock.json') }}
+          restore-keys: Library-android-
+
+      - uses: game-ci/unity-builder@v4
+        if: steps.license.outputs.present == 'true'
+        env:
+          UNITY_LICENSE: ${{ secrets.UNITY_LICENSE }}
+          UNITY_EMAIL: ${{ secrets.UNITY_EMAIL }}
+          UNITY_PASSWORD: ${{ secrets.UNITY_PASSWORD }}
+        with:
+          unityVersion: 6000.5.3f1
+          targetPlatform: Android
+          androidExportType: androidAppBundle
+          buildsPath: Builds
+
+      - uses: actions/upload-artifact@v4
+        if: steps.license.outputs.present == 'true'
+        with:
+          name: android-app-bundle
+          path: Builds

.gitignore

@@ -60,3 +60,11 @@ sysinfo.txt
 # Crashlytics generated file
 crashlytics-build.properties
 
+
+# Unity 6
+/[Uu]ser[Ss]ettings/
+/.utmp/
+
+# Editor play-session saves (personal progress)
+/Assets/Saves/
+/Assets/Saves.meta