[Build] Add workflows for automatic releases

.github/workflows/release.yml

@@ -0,0 +1,60 @@
+name: Release
+on:
+  workflow_dispatch:
+    inputs:
+      version:
+        description: 'Version'
+        required: true
+jobs:
+  release:
+    name: Release
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout Repository
+        uses: actions/checkout@v2
+
+      - name: Up Version
+        uses: eskatos/gradle-command-action@v1
+        with:
+          arguments: ${{ format('upVersion -Pnext={0}', github.event.inputs.version) }}
+
+      - name: Commit Version
+        uses: EndBug/add-and-commit@v7
+        with:
+          default_author: github_actions
+          message: ${{ format('v{0}', github.event.inputs.version) }}
+
+      - name: Push Tag
+        uses: mathieudutour/github-tag-action@v5.5
+        id: tag_version
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          custom_tag: ${{ github.event.inputs.version }}
+
+      - name: Build All
+        uses: eskatos/gradle-command-action@v1
+        with:
+          arguments: buildAll
+
+      - name: Generate changelog
+        id: changelog
+        uses: metcalfc/changelog-generator@v1.0.0
+        with:
+          myToken: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Release
+        uses: softprops/action-gh-release@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          body: ${{ steps.tag_version.outputs.changelog }} ${{ steps.changelog.outputs.changelog }}
+          tag_name: ${{ steps.tag_version.outputs.new_tag }}
+          draft: true
+          prerelease: false
+          files: |
+            imgui-app/build/libs/*.jar
+            imgui-binding/build/libs/*.jar
+            imgui-lwjgl3/build/libs/*.jar
+            bin/imgui-java64.dll
+            bin/libimgui-java64.dylib
+            bin/libimgui-java64.so