Automation for new release process (#1754)

polkadot/.github/workflows/publish-draft-release.yml

@@ -3,7 +3,8 @@ name: Publish draft release
 on:
   push:
     tags:
-      - v**.**.**
+      # Catches v1.2.3 and v1.2.3-rc1
+      - v[0-9]+.[0-9]+.[0-9]+*
 
 jobs:
   build-runtimes:
@@ -99,19 +100,6 @@ jobs:
         release_name: Polkadot ${{ github.ref }}
         body_path: ./release_text.md
         draft: true
-
-  post_to_matrix:
-    runs-on: ubuntu-latest
-    needs: publish-draft-release
-    steps:
-      - name: Internal polkadot channel
-        uses: s3krit/matrix-message-action@v0.0.3
-        with:
-          room_id: ${{ secrets.INTERNAL_POLKADOT_MATRIX_ROOM_ID }}
-          access_token: ${{ secrets.MATRIX_ACCESS_TOKEN }}
-          message: "**New version of polkadot tagged**: ${{ github.ref }}<br/>Gav: Draft release created: ${{ needs.publish-draft-release.outputs.release_url }}"
-          server: "matrix.parity.io"
-
   publish-runtimes:
     runs-on: ubuntu-latest
     needs: ['publish-draft-release']
@@ -141,3 +129,15 @@ jobs:
           asset_path: ./${{ matrix.runtime }}_runtime.compact.wasm
           asset_name: ${{ matrix.runtime }}_runtime-v${{ steps.get-runtime-ver.outputs.runtime_ver }}.compact.wasm
           asset_content_type: application/wasm
+
+  post_to_matrix:
+    runs-on: ubuntu-latest
+    needs: publish-draft-release
+    steps:
+      - name: Internal polkadot channel
+        uses: s3krit/matrix-message-action@v0.0.2
+        with:
+          room_id: ${{ secrets.INTERNAL_POLKADOT_MATRIX_ROOM_ID }}
+          access_token: ${{ secrets.MATRIX_ACCESS_TOKEN }}
+          message: "**New version of polkadot tagged**: ${{ github.ref }}<br/>Gav: Draft release created: ${{ needs.publish-draft-release.outputs.release_url }}"
+          server: "matrix.parity.io"