Add CI

Taskfile.yml

@@ -51,7 +51,51 @@ tasks:
       - uv run fastapi run server/main.py --port 8001
 
   lint:
-    desc: Lint and format Python code
+    desc: Lint all code (Python and TypeScript)
+    cmds:
+      - task: lint:python
+      - task: lint:frontend
+
+  lint:python:
+    desc: Lint Python code with ruff
+    cmds:
+      - uv run ruff check .
+
+  lint:frontend:
+    desc: Lint frontend TypeScript code
+    dir: frontend
+    cmds:
+      - npm run lint
+      - npm run format:check
+
+  format:
+    desc: Format all code (Python and TypeScript)
+    cmds:
+      - task: format:python
+      - task: format:frontend
+
+  format:python:
+    desc: Format Python code with ruff
     cmds:
       - uv run ruff check --fix .
       - uv run ruff format .
+
+  format:frontend:
+    desc: Format frontend TypeScript code
+    dir: frontend
+    cmds:
+      - npm run lint:fix
+      - npm run format
+
+  check:
+    desc: Run all checks (lint, typecheck, build)
+    cmds:
+      - task: lint
+      - task: typecheck
+      - task: build
+
+  typecheck:
+    desc: Type check frontend TypeScript code
+    dir: frontend
+    cmds:
+      - npm run typecheck