CI: Add format-yaml (#6838)

.github/workflows/reusable-lint-py.yml

@@ -45,6 +45,6 @@ jobs:
           make venv
 
       - name: Lint
-        run: |
+        run: |-
           source .venv/bin/activate
           make -k lint-py

Makefile.in

@@ -535,11 +535,18 @@ PY_FILES = \
 # Python files, test_regress tests
 PY_TEST_FILES = test_regress/t/*.py
 
+# YAML files
+YAML_FILES = \
+  .*.yaml \
+  .*.yml \
+  .github/*.yml \
+  .github/*/*.yml \
+
 ######################################################################
 # Format
 
 format:
-	$(MAKE) -j 5 format-c format-cmake format-exec format-py
+	$(MAKE) -j 5 format-c format-cmake format-exec format-py format-yaml
 
 BEAUTYSH = beautysh
 BEAUTYSH_FLAGS = --indent-size 2
@@ -583,10 +590,11 @@ format-py yapf:
 	$(YAPF) $(YAPF_FLAGS) $(PY_FILES)
 
 YAMLFIX = YAMLFIX_WHITELINES=1 YAMLFIX_LINE_LENGTH=200 YAMLFIX_preserve_quotes=true yamlfix
+YAMLFIX_FLAGS =
 
 format-yaml yamlfix:
 	$(YAMLFIX) --version
-	$(YAMLFIX) .
+	$(YAMLFIX) $(YAMLFIX_FLAGS) $(YAML_FILES)
 
 ######################################################################
 # Lint

python-dev-requirements.txt

@@ -25,9 +25,10 @@ mypy==1.19.0
 pylint==3.0.2
 ruff==0.14.8
 sarif-tools==3.0.5
-sphinx_rtd_theme==3.0.2
 sphinx==8.1.3
+sphinx_rtd_theme==3.0.2
 sphinxcontrib-spelling==8.0.2
+yamlfix==1.19.1
 yapf==0.43.0
 
 git+https://github.com/antmicro/astsee.git