ci: setup unit-test workflow

by extracting a composite action from the `test-dataset` workflow

.github/actions/setup-repo/action.yml

@@ -0,0 +1,23 @@
+name: Setup Repository
+description: Checkout code, install poetry, set up python and install dependencies
+inputs:
+  python-version:
+    description: "Python version to use"
+    required: true
+    default: "3.x"
+runs:
+  using: "composite"
+  steps:
+    - name: Install poetry
+      run: pipx install poetry
+      shell: bash
+
+    - name: Set up Python
+      uses: actions/setup-python@v5
+      with:
+        python-version: ${{ inputs.python-version }}
+        cache: "poetry"
+
+    - name: Install dependencies
+      run: poetry install
+      shell: bash

.github/workflows/test_dataset.yml → .github/workflows/test-dataset.yml

@@ -9,31 +9,25 @@ on:
       - main
 
 jobs:
-  test_dataset:
+  test-dataset:
     strategy:
       matrix:
         include:
           - os: ubuntu-22.04
             python-version: 3.10.x
           - os: ubuntu-24.04
             python-version: 3.12.x
+
     runs-on: ${{ matrix.os }}
 
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
 
-      - name: Install poetry
-        run: pipx install poetry
-
-      - name: Set up Python
-        uses: actions/setup-python@v5
+      - name: Setup repository
+        uses: ./.github/actions/setup-repo
         with:
           python-version: ${{ matrix.python-version }}
-          cache: "poetry"
-
-      - name: Install dependencies
-        run: poetry install
 
       - name: Create DB schema
         run: poetry run cli db create-schema

.github/workflows/unit-tests.yml

@@ -0,0 +1,26 @@
+name: Run pytest unit tests
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  unit-tests:
+    strategy:
+      matrix:
+        os: [ubuntu-latest, ubuntu-22.04]
+    runs-on: ${{ matrix.os }}
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Setup repository
+        uses: ./.github/actions/setup-repo
+
+      - name: Run pytest unit tests
+        run: poetry run pytest tests