ci: enhance test workflow with manual trigger and config change detection

- Add workflow_dispatch input to force run tests
- Include test configuration file changes in test detection logic
- Update .gitignore to ensure JetBrains IDE files are ignored

Author: MarkusNeusinger

.github/workflows/ci-tests.yml

@@ -13,6 +13,12 @@ on:
       - develop
       - 'specification/**'
       - 'implementation/**'
+  workflow_dispatch:
+    inputs:
+      force_run:
+        description: 'Force run all tests (ignore change detection)'
+        type: boolean
+        default: true
 
 jobs:
   test:
@@ -47,9 +53,19 @@ jobs:
         # Plot implementations don't have unit tests
         TESTABLE_CHANGES=$(echo "$CHANGED_FILES" | grep '\.py$' | grep -v '^plots/' || true)
 
-        if [[ -n "$TESTABLE_CHANGES" ]]; then
+        # Also run tests if test configuration files change
+        CONFIG_CHANGES=$(echo "$CHANGED_FILES" | grep -E '^(pyproject\.toml|pytest\.ini|conftest\.py)$' || true)
+
+        # Force run on workflow_dispatch with force_run=true
+        if [[ "${{ github.event_name }}" == "workflow_dispatch" && "${{ inputs.force_run }}" == "true" ]]; then
+          echo "Manual trigger with force_run=true, will run tests"
+          echo "should_test=true" >> $GITHUB_OUTPUT
+        elif [[ -n "$TESTABLE_CHANGES" ]]; then
           echo "Found testable Python changes, will run tests"
           echo "should_test=true" >> $GITHUB_OUTPUT
+        elif [[ -n "$CONFIG_CHANGES" ]]; then
+          echo "Found test config changes ($CONFIG_CHANGES), will run tests"
+          echo "should_test=true" >> $GITHUB_OUTPUT
         else
           echo "No testable changes (only plots/ or non-Python), skipping tests"
           echo "should_test=false" >> $GITHUB_OUTPUT

.gitignore

@@ -172,8 +172,8 @@ cython_debug/
 #  JetBrains specific template is maintained in a separate JetBrains.gitignore that can
 #  be found at https://github.com/github/gitignore/blob/main/Global/JetBrains.gitignore
 #  and can be added to the global gitignore or merged into this file.  For a more nuclear
-#  option (not recommended) you can uncomment the following to ignore the entire idea folder.
-#.idea/
+# JetBrains IDE
+.idea/
 
 # Abstra
 # Abstra is an AI-powered process automation framework.