reorganize test CI, only upload coveralls once

.github/workflows/ci.yml

@@ -6,31 +6,40 @@ jobs:
   documentation:
     runs-on: ubuntu-20.04
     steps:
-      - uses: actions/checkout@v2
+      -
-      - name: Set up Python
+        name: Checkout
+        uses: actions/checkout@v2
+      -
+        name: Set up Python
         uses: actions/setup-python@v2
         with:
           python-version: 3.8
-      - name: Get pip cache dir
+      -
+        name: Get pip cache dir
         id: pip-cache
         run: |
           echo "::set-output name=dir::$(pip cache dir)"
-      - name: Persistent Github pip cache
+      -
+        name: Persistent Github pip cache
         uses: actions/cache@v2
         with:
           path: ${{ steps.pip-cache.outputs.dir }}
           key: ${{ runner.os }}-pip3.8}
-      - name: Install dependencies
+      -
+        name: Install dependencies
         run: |
           sudo apt-get update -qq
           sudo apt-get install -qq --no-install-recommends libpoppler-cpp-dev
           pip install --upgrade pipenv
           pipenv install --system --dev --ignore-pipfile
-      - name: Make documentation
+      -
+        name: Make documentation
         run: |
           cd docs/
           make html
-      - uses: actions/upload-artifact@v2
+      -
+        name: Upload artifact
+        uses: actions/upload-artifact@v2
         with:
           name: documentation
           path: docs/_build/html/
@@ -41,44 +50,67 @@ jobs:
       matrix:
         python-version: ['3.6', '3.7', '3.8']
     steps:
-      - uses: actions/checkout@v2
+      -
-      - name: Set up Python
+        name: Checkout
+        uses: actions/checkout@v2
+      -
+        name: Set up Python
         uses: actions/setup-python@v2
         with:
           python-version: "${{ matrix.python-version }}"
-      - name: Get pip cache dir
+      -
+        name: Get pip cache dir
         id: pip-cache
         run: |
           echo "::set-output name=dir::$(pip cache dir)"
-      - name: Persistent Github pip cache
+      -
+        name: Persistent Github pip cache
         uses: actions/cache@v2
         with:
           path: ${{ steps.pip-cache.outputs.dir }}
-          key: ${{ runner.os }}-pip${{ matrix.python }}
+          key: ${{ runner.os }}-pip${{ matrix.python-version }}
-      - name: Tests
+      -
-        env:
+        name: Prepare tests
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-        # https://github.com/coveralls-clients/coveralls-python/issues/251
         run: |
           sudo apt-get update -qq
           sudo apt-get install -qq --no-install-recommends libpoppler-cpp-dev unpaper tesseract-ocr imagemagick ghostscript optipng
           pip install --upgrade pipenv
           pipenv install --system --dev --ignore-pipfile
+      -
+        name: Tests
+        run: |
           cd src/
           pytest
+      -
+        name: Codestyle
+        run: |
+          cd src/
           pycodestyle
+      -
+        name: Publish coverage results
+        if: matrix.python-version == '3.8'
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        # https://github.com/coveralls-clients/coveralls-python/issues/251
+        run: |
+          cd src/
           coveralls --service=github
 
   frontend:
     runs-on: ubuntu-20.04
     steps:
-    - uses: actions/checkout@v2
+    -
-    - uses: actions/setup-node@v2
+      name: Checkout
+      uses: actions/checkout@v2
+    -
+      uses: actions/setup-node@v2
       with:
         node-version: '15'
-    - name: Build frontend
+    -
+      name: Build frontend
       run: ./compile-frontend.sh
-    - name: Upload artifact
+    -
+      name: Upload artifact
       uses: actions/upload-artifact@v2
       with:
         name: frontend-compiled
@@ -89,6 +121,7 @@ jobs:
     runs-on: ubuntu-20.04
     steps:
       -
+        name: Checkout
         uses: actions/checkout@v2
       -
         name: Set up Python