test: implement unit testing suite with pytest and add pre-push verification hook

scripts/hooks/pre-commit

@@ -1,26 +1,35 @@
 #!/bin/sh
-# pre-commit hook: runs ruff check on staged Python files before every commit
+# pre-commit hook: runs ruff check (lint) and ruff format --check on staged Python files
 # To bypass: git commit --no-verify
 
-# Get list of staged Python files
 STAGED_FILES=$(git diff --cached --name-only --diff-filter=ACM | grep '\.py$')
 
 if [ -z "$STAGED_FILES" ]; then
     exit 0
 fi
 
-echo "🔍 Running ruff check on staged files..."
+FAILED=0
 
+echo "🔍 Running ruff check (lint)..."
 uv run ruff check $STAGED_FILES
-exit_code=$?
+if [ $? -ne 0 ]; then
+    echo "   ↳ Fix with: uv run ruff check --fix"
+    FAILED=1
+fi
 
-if [ $exit_code -ne 0 ]; then
+echo "🎨 Running ruff format --check..."
+uv run ruff format --check $STAGED_FILES
+if [ $? -ne 0 ]; then
+    echo "   ↳ Fix with: uv run ruff format"
+    FAILED=1
+fi
+
+if [ $FAILED -ne 0 ]; then
     echo ""
-    echo "❌ ruff check failed. Commit aborted."
-    echo "   Fix the issues above or run: uv run ruff check --fix"
+    echo "❌ Pre-commit checks failed. Commit aborted."
     echo "   To bypass: git commit --no-verify"
     exit 1
 fi
 
-echo "✅ ruff check passed."
+echo "✅ All checks passed."
 exit 0

scripts/hooks/pre-push

@@ -0,0 +1,18 @@
+#!/bin/sh
+# pre-push hook: runs unit tests before every git push
+# To bypass: git push --no-verify
+
+echo "🧪 Running unit tests..."
+
+uv run pytest tests/unit/ -q
+exit_code=$?
+
+if [ $exit_code -ne 0 ]; then
+    echo ""
+    echo "❌ Unit tests failed. Push aborted."
+    echo "   To bypass: git push --no-verify"
+    exit 1
+fi
+
+echo "✅ All unit tests passed."
+exit 0