Add github workflow to auto bump bwc version

.github/workflows/bump-bwc.yml

@@ -0,0 +1,66 @@
+name: Bump bwc version
+
+on:
+  workflow_dispatch:
+    inputs:
+      tag:
+        type: string
+        required: true
+  push:
+    tags:
+      - '*.*.*.*'
+
+permissions: {}
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: GitHub App token
+        id: github_app_token
+        uses: tibdex/github-app-token@v1.5.0
+        with:
+          app_id: ${{ secrets.APP_ID }}
+          private_key: ${{ secrets.APP_PRIVATE_KEY }}
+          installation_id: 22958780
+
+      - uses: actions/checkout@v4
+      - name: Fetch Tag and Version Information
+        run: |
+          if [ -n ${{ inputs.tag }} ]; then
+            TAG=${{ inputs.tag }}
+          else
+            TAG=$(echo "${GITHUB_REF#refs/*/}")
+          fi
+          CURRENT_VERSION_ARRAY=($(echo "$TAG" | tr . '\n'))
+          CURRENT_VERSION=$(IFS=. ; echo "${CURRENT_VERSION_ARRAY[*]:0:3}")
+          CURRENT_VERSION_ARRAY[1]=$((CURRENT_VERSION_ARRAY[1]+1))
+          NEXT_VERSION=$(IFS=. ; echo "${CURRENT_VERSION_ARRAY[*]:0:3}")
+          echo "TAG=$TAG" >> $GITHUB_ENV
+          echo "CURRENT_VERSION=$CURRENT_VERSION" >> $GITHUB_ENV
+          echo "NEXT_VERSION=$NEXT_VERSION" >> $GITHUB_ENV
+
+      - uses: actions/checkout@v4
+        with:
+          ref: main
+          token: ${{ steps.github_app_token.outputs.token }}
+
+      - name: Bump bwc version for main branch
+        run: |
+          echo Bumping bwc version to $NEXT_VERSION
+          sed -i "s/def bwcVersionShort = \"$CURRENT_VERSION\"/def bwcVersionShort = \"$NEXT_VERSION\"/g" notifications/notifications/build.gradle
+
+      - name: Create Pull Request
+        uses: peter-evans/create-pull-request@v5
+        with:
+          token: ${{ steps.github_app_token.outputs.token }}
+          base: main
+          branch: 'create-pull-request/patch-main'
+          commit-message: Bump bwc version to ${{ env.NEXT_VERSION }}
+          signoff: true
+          delete-branch: true
+          labels: |
+            autocut
+          title: '[AUTO] [main] Bump bwc version to ${{ env.NEXT_VERSION }}.'
+          body: |
+            I've noticed that a new tag ${{ env.TAG }} was pushed, and bump bwc version to ${{ env.NEXT_VERSION }}.
+