Update .gitea/workflows/stage-pr.yml

.gitea/workflows/stage-pr.yml

@@ -1,15 +1,12 @@
-name: fbird CI
+name: Test and Stage PR
 
 on:
-  push:
-    branches: [ "main", "master" ]
   pull_request:
-    branches: [ "main", "master" ]
+    types: [opened, synchronize, reopened]
 
 jobs:
-  build-and-test:
+  stage:
     runs-on: ubuntu-latest
-
     steps:
       - name: Checkout Code
         uses: actions/checkout@v4