Add client pre-commit

.pre-commit-config.yaml

@@ -1,12 +1,22 @@
 repos:
+- repo: local
+  hooks:
+  - id: overseer-client-yarn-lint
+    name: overseer-client-yarn-lint
+    entry: bash -c 'cd src/overseer_client && exec yarn lint --max-warnings 0'
+    language: system
+    types: [javascript]
+    files: '^src/overseer_client/src/'
 - repo: https://github.com/psf/black
   rev: 20.8b1
   hooks:
   - id: black
+    name: overseer-server-black
     language_version: python3.9
     files: '^src/overseer/|^setup.py|^tests/overseer/'
 - repo: https://gitlab.com/pycqa/flake8
   rev: 3.9.0
   hooks:
   - id: flake8
+    name: overseer-server-flake8
     files: '^src/overseer/|^setup.py|^tests/overseer/'