More CI optimization: run tests only once, run pylint/mypy/tests in parallel with make

.github/workflows/ci.yml

@@ -61,15 +61,8 @@ jobs:
         run: |
           poetry install --all-extras --with dev,powermon
           poetry run meshtastic --version
-      - name: Run pylint
-        run: poetry run pylint meshtastic examples/ --ignore-patterns ".*_pb2.pyi?$"
-      - name: Check types with mypy
-        run: poetry run mypy meshtastic/
-      - name: Run tests with pytest
-        run: poetry run pytest --cov=meshtastic
-      - name: Generate coverage report
-        run: |
-          poetry run pytest --cov=meshtastic --cov-report=xml
+      - name: Run lint, type check, and tests in parallel
+        run: make -j3 --output-sync=target ci
       - name: Upload coverage to Codecov
         uses: codecov/codecov-action@v4
         with:

Makefile

@@ -42,5 +42,19 @@ cov:
 examples: FORCE
 	pytest -mexamples
 
+# CI targets (run via poetry, executed in parallel by the CI workflow)
+.PHONY: ci-pylint ci-mypy ci-test ci
+
+ci-pylint:
+	poetry run pylint meshtastic examples/ --ignore-patterns ".*_pb2.pyi?$$"
+
+ci-mypy:
+	poetry run mypy meshtastic/
+
+ci-test:
+	poetry run pytest --cov=meshtastic --cov-report=xml
+
+ci: ci-pylint ci-mypy ci-test
+
 # Makefile hack to get the examples to always run
 FORCE: ;