Initial commit: Family Planner application

Complete family planning application with:
- React frontend with TypeScript
- Node.js/Express backend with TypeScript
- Python ingestion service for document processing
- Planning ingestion service with LLM integration
- Shared UI components and type definitions
- OAuth integration for calendar synchronization
- Comprehensive documentation

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

frontend/src/state/ParentsLocal.js

@@ -0,0 +1,13 @@
+const STORAGE_KEY = "fp:parents";
+export function loadParents() {
+    try {
+        const raw = localStorage.getItem(STORAGE_KEY);
+        return raw ? JSON.parse(raw) : [];
+    }
+    catch {
+        return [];
+    }
+}
+export function saveParents(parents) {
+    localStorage.setItem(STORAGE_KEY, JSON.stringify(parents));
+}