feat(auth): implement better authentication system with user sessions and password management

- Added user, session, account, and verification models to Prisma schema.
- Integrated better-auth for user authentication with email and password.
- Created auth middleware for session validation.
- Implemented auth context and client in frontend for managing user sessions.
- Added login and settings pages for user authentication and password management.
- Updated routes to include authentication checks and user-specific content.
- Enhanced UI components to reflect authentication state.

apps/backend/src/index.ts

@@ -1,5 +1,7 @@
 import { Hono } from "hono";
 import { serveStatic } from "hono/bun";
+import { auth } from "./lib/auth";
+import { authMiddleware } from "./lib/auth-middleware";
 import { startQuoteJob } from "./modules/quotes/quote.job";
 import quotesRouter from "./modules/quotes/quotes.routes";
 import expensesRouter from "./modules/expenses/expenses.routes";
@@ -12,6 +14,15 @@ app.get("/api/health", (c) => {
   return c.json({ status: "ok", timestamp: new Date().toISOString() });
 });
 
+app.on(["POST", "GET"], "/api/auth/*", (c) => auth.handler(c.req.raw));
+
+app.use("/api/*", async (c, next) => {
+  if (c.req.path === "/api/health" || c.req.path.startsWith("/api/auth")) {
+    return next();
+  }
+  return authMiddleware(c, next);
+});
+
 app.route("/api/quotes", quotesRouter);
 app.route("/api", expensesRouter);