ci(libviewer): try to add a github actions job for libviewer

Author: kszucs

.github/workflows/l-libcommon.yml

@@ -9,13 +9,15 @@ on:
       - main
     paths:
       - "libs/libcommon/**"
+      - "libs/libviewer/**"
       - ".github/workflows/l-libcommon.yml"
       - ".github/workflows/_quality-python.yml"
       - ".github/workflows/_unit-tests-python.yml"
       - "tools/docker-compose-mongo.yml"
   pull_request:
     paths:
       - "libs/libcommon/**"
+      - "libs/libviewer/**"
       - ".github/workflows/l-libcommon.yml"
       - ".github/workflows/_quality-python.yml"
       - ".github/workflows/_unit-tests-python.yml"
@@ -31,3 +33,8 @@ jobs:
       working-directory: libs/libcommon
       poetry-args: "--with libviewer"
     secrets: inherit
+  unit-tests-libviewer:
+    uses: ./.github/workflows/_unit-tests-python.yml
+    with:
+      working-directory: libs/libviewer
+    secrets: inherit