Try to add qodana for frontend

.pre-commit-config.yaml

@@ -0,0 +1,26 @@
+# Pre-commit hooks for OpenMLR
+# Install: make hooks
+# Run manually: make hooks-run
+
+repos:
+  # ── Backend (Python) ── ruff linter + formatter ──
+  - repo: https://github.com/astral-sh/ruff-pre-commit
+    rev: v0.15.12
+    hooks:
+      - id: ruff
+        name: ruff lint (backend)
+        args: [--fix]
+        files: ^backend/
+      - id: ruff-format
+        name: ruff format (backend)
+        files: ^backend/
+
+  # ── Frontend (TypeScript/React) ── eslint ──
+  - repo: local
+    hooks:
+      - id: eslint
+        name: eslint (frontend)
+        entry: bash -c 'cd frontend && npx eslint --max-warnings 50 "$@"' --
+        language: system
+        files: ^frontend/src/.*\.(ts|tsx)$
+        types: [file]

Makefile

@@ -24,6 +24,20 @@ install-backend: ## Install Python backend dependencies
 install-frontend: ## Install frontend dependencies
 	cd $(FRONTEND) && pnpm install
 
+# ─── Git Hooks ────────────────────────────────────────────
+
+.PHONY: hooks
+hooks: ## Install pre-commit hooks (ruff + eslint)
+	cd $(BACKEND) && uv run pre-commit install
+
+.PHONY: hooks-run
+hooks-run: ## Run all pre-commit hooks on entire repo
+	cd $(BACKEND) && uv run pre-commit run --all-files
+
+.PHONY: hooks-update
+hooks-update: ## Update pre-commit hook versions
+	cd $(BACKEND) && uv run pre-commit autoupdate
+
 # ─── Development ──────────────────────────────────────────
 
 .PHONY: dev

backend/pyproject.toml

@@ -67,6 +67,7 @@ dev-dependencies = [
     "aiosqlite>=0.20.0",
     "httpx>=0.28.0",
     "ruff>=0.8.0",
+    "pre-commit>=4.0.0",
 ]
 
 [tool.ruff]