Codecov: remove token, turn off CI failure (#341)

* Codecov: remove token, turn off CI failure

See also: netobserv/network-observability-console-plugin#531

Also, align the workflow file with other repos

* Add codecov on push / align with other repos workflows

.github/workflows/pull_request.yml

 name: Pull request checks
 
 on:
-  push:
-    branches: [ 'main', 'release-*' ]
   pull_request:
-    branches: [ 'main', 'release-*' ]
+    branches: [ '*' ]
 
 jobs:
   test:
@@ -30,10 +28,8 @@ jobs:
     - name: Report coverage
       if: ${{ matrix.go == '1.21' }}
       uses: codecov/codecov-action@v4
-      env:
-        CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
       with:
         files: ./cover.out
         flags: unittests
-        fail_ci_if_error: true
+        fail_ci_if_error: false
         verbose: true

.github/workflows/push_image.yml

@@ -37,3 +37,30 @@ jobs:
         run: |
           MULTIARCH_TARGETS="${{ env.WF_MULTIARCH_TARGETS }}" IMAGE_ORG=${{ env.WF_ORG }} VERSION=${{ env.WF_VERSION }} make images
           MULTIARCH_TARGETS="${{ env.WF_MULTIARCH_TARGETS }}" IMAGE_ORG=${{ env.WF_ORG }} VERSION=${{ env.short_sha }} OCI_BUILD_OPTS="--label quay.expires-after=2w" make images
+
+  codecov:
+    name: Codecov upload
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        go: ['1.21']
+    steps:
+    - name: install make
+      run: sudo apt-get install make
+    - name: set up go 1.x
+      uses: actions/setup-go@v3
+      with:
+        go-version: ${{ matrix.go }}
+    - name: checkout
+      uses: actions/checkout@v3
+    - name: Test
+      run: make test
+    - name: Report coverage
+      uses: codecov/codecov-action@v4
+      env:
+        CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
+      with:
+        files: ./cover.out
+        flags: unittests
+        fail_ci_if_error: true
+        verbose: true