CI: add linux ci (#196)

.github/workflows/ci-android.yml

@@ -0,0 +1,98 @@
+name: Build APK and root module (and create nightly release)
+
+on:
+  push:
+    branches:
+      - '*'
+  workflow_dispatch:
+    inputs:
+      release:
+        description: 'Create a nightly release'
+        required: true
+        type: boolean
+        default: false
+      custom_notes:
+        description: 'Custom updates to add to What''s Changed section'
+        required: false
+        type: string
+  workflow_call:
+
+jobs:
+  build-debug-apk:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          submodules: true
+      - uses: actions/setup-java@v4
+        with:
+          distribution: 'zulu'
+          java-version: 21
+      - uses: gradle/actions/setup-gradle@v4
+      - name: Build debug APK
+        run: ./gradlew assembleDebug
+        working-directory: android
+      - name: Upload artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: Debug APK
+          path: android/app/build/outputs/apk/**/*.apk
+  nightly-release:
+    runs-on: ubuntu-latest
+    if: github.event_name == 'push' && github.ref == 'refs/heads/release-nightly' || github.event_name == 'workflow_dispatch' && github.event.inputs.release == 'true'
+    needs: build-debug-apk
+    permissions:
+      contents: write
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/download-artifact@v4
+      - name: Export APK_NAME for later use
+        run: echo "APK_NAME=LibrePods-$(echo ${{ github.sha }} | cut -c1-7).apk" >> $GITHUB_ENV
+      - name: Rename .apk file
+        run: mv "./Debug APK/debug/"*.apk "./$APK_NAME"
+      - name: Decode keystore file
+        run: echo "${{ secrets.DEBUG_KEYSTORE_FILE }}" | base64 --decode > debug.keystore
+      - name: Install apksigner
+        run: sudo apt-get update && sudo apt-get install -y apksigner
+      - name: Sign APK
+        run: |
+          apksigner sign --ks debug.keystore --ks-key-alias androiddebugkey --ks-pass pass:android --key-pass pass:android "./$APK_NAME"
+      - name: Verify APK
+        run: apksigner verify "./$APK_NAME"
+      - name: Fetch the latest non-nightly release tag
+        id: fetch-tag
+        run: echo "::set-output name=tag::$(git describe --tags $(git rev-list --tags --max-count=1))"
+      - name: Retrieve commits since the last release
+        id: get-commits
+        run: |
+          COMMITS=$(git log ${{ steps.fetch-tag.outputs.tag }}..HEAD --pretty=format:"- %s (%h)" --abbrev-commit)
+          echo "::set-output name=commits::${COMMITS}"
+      - name: Prepare release notes
+        id: release-notes
+        run: |
+          # Create a temporary file for release notes
+          NOTES_FILE=$(mktemp)
+          
+          # Process custom notes if they exist
+          if [ "${{ github.event_name }}" == "workflow_dispatch" ] && [ -n "${{ github.event.inputs.custom_notes }}" ]; then
+            CUSTOM_NOTES="${{ github.event.inputs.custom_notes }}"
+            
+            # Check if custom notes already have bullet points or GitHub-style formatting
+            if echo "$CUSTOM_NOTES" | grep -q "^\*\|^- \|http.*commit\|in #[0-9]\+"; then
+              # Already formatted, use as is
+              echo "$CUSTOM_NOTES" > "$NOTES_FILE"
+            else
+              # Add bullet point formatting
+              echo "- $CUSTOM_NOTES" > "$NOTES_FILE"
+            fi
+          fi
+          
+          echo "notes_file=$NOTES_FILE" >> $GITHUB_OUTPUT
+      - name: Zip root-module directory
+        run: sh ./build-magisk-module.sh
+      - name: Delete release if exist then create release
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: |
+          gh release view "nightly" && gh release delete "nightly" -y --cleanup-tag
+          gh release create "nightly" "./$APK_NAME" "./btl2capfix.zip" -p -t "Nightly Release" --notes-file "${{ steps.release-notes.outputs.notes_file }}" --generate-notes