feat(auth): implement forgot-password flow with Firebase Auth

apps/web/src/services/authService.ts

@@ -5,6 +5,7 @@ import {
   setPersistence,
   browserLocalPersistence,
   sendPasswordResetEmail,
+  confirmPasswordReset,
 } from "firebase/auth";
 import type { User, AuthError } from "firebase/auth";
 import { app} from "../features/auth/firebase"
@@ -70,6 +71,20 @@ export const sendPasswordReset = async (email: string) => {
   }
 };
 
+/**
+ * Reset password with code and new password
+ * Used after user clicks the link in the reset email
+ */
+export const resetPassword = async (code: string, newPassword: string) => {
+  try {
+    await confirmPasswordReset(auth, code, newPassword);
+    return { success: true };
+  } catch (error) {
+    const authError = error as AuthError;
+    return { success: false, error: getAuthErrorMessage(authError.code) };
+  }
+};
+
 /**
  * Subscribe to auth state changes
  * Returns unsubscribe function
@@ -92,15 +107,18 @@ const getAuthErrorMessage = (errorCode: string): string => {
   const errorMessages: Record<string, string> = {
     "auth/invalid-email": "Invalid email address format.",
     "auth/user-disabled": "This user account has been disabled.",
-    "auth/user-not-found": "Invalid email or password.",
+    "auth/user-not-found": "No account found with this email address.",
     "auth/wrong-password": "Invalid email or password.",
     "auth/invalid-credential": "Invalid email or password.",
     "auth/too-many-requests": "Too many login attempts. Please try again later.",
     "auth/operation-not-allowed": "Login is currently disabled. Please try again later.",
     "auth/network-request-failed": "Network error. Please check your connection.",
+    "auth/invalid-action-code": "This password reset link is invalid or has expired.",
+    "auth/expired-action-code": "This password reset link has expired. Please request a new one.",
+    "auth/weak-password": "Password is too weak. Please choose a stronger password.",
   };
 
-  return errorMessages[errorCode] || "An error occurred during login. Please try again.";
+  return errorMessages[errorCode] || "An error occurred. Please try again.";
 };
 export { app };