[python-conprof] add unit tests before building

Author: julien-jean

.github/workflows/release_staging.yml

@@ -6,6 +6,24 @@ on:
       - master
 
 jobs:
+  test:
+    name: Test (${{ matrix.version }})
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v5
+      - run: |
+          PYTHON_VERSION=${{ matrix.version }} make test
+    strategy:
+      fail-fast: false
+      matrix:
+        version:
+          - "3.8"
+          - "3.9"
+          - "3.10"
+          - "3.11"
+          - "3.12"
+          - "3.13"
+
   gen-binary:
     name: Gen Binary - Linux - AMD64
     runs-on: ubuntu-latest