fix: adjusted pipeline to dev branch and pull requests

.github/workflows/ci.yml

@@ -4,12 +4,17 @@ on:
   push:
     branches:
       - master
+      - dev
     paths-ignore:
       - "**/.github/**"
       - "**/.gitignore"
       - "**/.vscode/**"
       - "**/README.md"
       - "**/CHANGELOG.md"
+  pull_request:
+    branches:
+      - master
+      - dev
   workflow_dispatch:
 
 jobs:
@@ -41,6 +46,7 @@ jobs:
       - run: python test.py
 
   tag_and_publish:
+    if: github.ref == 'refs/heads/master'
     runs-on: ubuntu-latest
     needs: test
     permissions: