Add workflows

Author: HakkyuKim

.github/labeler.yml

@@ -63,7 +63,3 @@
 # Tools
 'tools':
   - tools/**/*
-
-# Publishing
-'needs-publishing':
-  - packages/**/pubspec.yaml

.github/workflows/release.yml

@@ -0,0 +1,60 @@
+name: release
+on:
+  pull_request:
+  push:
+    branches:
+      - master
+
+jobs:
+  release:
+    name: release
+    runs-on: ubuntu-latest
+    if: ${{ github.repository_owner == 'flutter-tizen' }}
+    steps:
+      # Run flutter-tizen to fetch dart command in flutter repo.
+    - name: Install flutter-tizen
+      run: |
+        cd $HOME
+        git clone https://github.com/flutter-tizen/flutter-tizen.git --depth 1 -b master _flutter-tizen
+        $HOME/_flutter-tizen/bin/flutter-tizen
+        echo "$HOME/_flutter-tizen/flutter/bin" >> $GITHUB_PATH
+        cd $GITHUB_WORKSPACE
+    - name: Check out code
+      uses: actions/checkout@v2
+      with:
+          fetch-depth: 2
+    - name: Set up tools
+      run: dart pub get
+      working-directory: ${{ github.workspace }}/tools
+
+    - name: Wait on all tests
+      uses: lewagon/[email protected]
+      with:
+        ref: ${{ github.sha }}
+        running-workflow-name: 'release'
+        repo-token: ${{ secrets.GITHUB_TOKEN }}
+        wait-interval: 180 # seconds
+        allowed-conclusions: success,neutral
+        verbose: true
+
+    - name: Dry run on pull request
+      if: ${{ github.event_name == 'pull_request' }}
+      run: |
+        ./tools/tools_runner.sh publish-plugin \
+          --all-changed \
+          --pub-publish-flags=--dry-run \
+          --base-sha=$(git rev-parse HEAD~)
+      env: {PUB_CREDENTIALS: "${{ secrets.PUB_CREDENTIALS }}"}
+    - name: Publish plugins
+      if: ${{ github.event_name == 'push' }}
+      run: |
+        ./tools/tools_runner.sh publish-plugin \
+          --all-changed \
+          --pub-publish-flags=--dry-run \
+          --base-sha=HEAD~ \
+        ./tools/tools_runner.sh publish-plugin \
+          --all-changed \
+          --base-sha=HEAD~ \
+          --skip-confirmation
+      env: {PUB_CREDENTIALS: "${{ secrets.PUB_CREDENTIALS }}"}
+