feat: add Simple Mode for internal organizational use

Dockerfile

@@ -9,6 +9,9 @@ RUN npm ci
 COPY . .
 
 # Build without type checking (vite build only)
+# Pass SIMPLE_MODE environment variable if provided
+ARG SIMPLE_MODE=false
+ENV SIMPLE_MODE=$SIMPLE_MODE
 RUN npm run build -- --mode production
 
 # Production stage