Initial commit: Complete NodeJS-native setup

- Migrated from Python pre-commit to NodeJS-native solution
- Reorganized documentation structure
- Set up Husky + lint-staged for efficient pre-commit hooks
- Fixed Dockerfile healthcheck issue
- Added comprehensive documentation index

k8s/configmap.yaml.template

@@ -0,0 +1,10 @@
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: ${APP_NAME}-config
+  labels:
+    app: ${APP_NAME}
+data:
+  NODE_ENV: "production"
+  REACT_APP_API_URL: "http://${APP_NAME}-couchdb-service:5984"
+  LOG_LEVEL: "info"