Run build action on pull requests

And update code coverage script

.github/workflows/swift.yml

@@ -1,9 +1,8 @@
 name: Build&Test
 
-on: 
-  push:
-    branches:    
-      - main
+on: [push, pull_request]
+  branches:
+    - main
 
 jobs:
   build:
@@ -18,7 +17,7 @@ jobs:
       run: swift test -v --enable-code-coverage
     - name: Prepare Code Coverage
       run: xcrun llvm-cov export -format="lcov" .build/debug/TMDBKitPackageTests.xctest/Contents/MacOS/TMDBKitPackageTests -instr-profile .build/debug/codecov/default.profdata > info.lcov
-    - name: Upload to CodeCov.io
-      run: bash <(curl https://codecov.io/bash)
+    - name: Upload coverage reports to CodeCov.io
+      uses: codecov/codecod-action@v3
       env:
           CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}