Feature/saajan persona (#3)

* feat: add template based email content (html + plaintext fallback)

* feat: init saajan component

* feat: add aesthetic noise background and implement Saajan component in register and login

* feat: add post seal modal for vault

* refactor: add proper props interfaces

* refactor: expose props on ui components

* feat: add ssajan in lots of flows

* fix: remove render test with no value and add aria helper for btn identification

* refactor: update email notification to account for proper arguments

* refactor:  refactor E2E auth helper and mail parsing logic

---------

Co-authored-by: ramvignesh-b <ramvignesh-b@github.com>

frontend/src/pages/Login.tsx

@@ -1,5 +1,9 @@
 import { zodResolver } from "@hookform/resolvers/zod";
-import { ShieldCheckIcon, WarningIcon } from "@phosphor-icons/react";
+import {
+  HandPalmIcon,
+  ShieldCheckIcon,
+  WarningIcon,
+} from "@phosphor-icons/react";
 import axios from "axios";
 import { useState } from "react";
 import { useForm } from "react-hook-form";
@@ -8,6 +12,7 @@ import { z } from "zod";
 import { api, publicApi } from "../api/apiClient";
 import Logo from "../components/Logo";
 import FormField from "../components/ui/FormField";
+import Saajan from "../components/ui/Saajan";
 import { endpoints } from "../config/endpoints";
 import { ROUTES } from "../config/routes";
 import { useAuth } from "../hooks/useAuth";
@@ -20,10 +25,19 @@ const loginSchema = z.object({
 
 type LoginInputs = z.infer<typeof loginSchema>;
 
-function WelcomeModal({ setShowWelcome }) {
+function WelcomeModal({
+  setShowWelcome,
+}: {
+  setShowWelcome: (show: boolean) => void;
+}) {
   return (
     <div className="modal modal-open backdrop-blur-sm transition-all duration-1000">
-      <div className="modal-box border border-primary/20 shadow-2xl p-8">
+      <div className="absolute bottom-1">
+        <Saajan
+          message={"I've lost words before.\nI know what it feels like."}
+        />
+      </div>
+      <div className="modal-box border bg-base-100/20 border-primary/20 shadow-2xl p-8">
         <div className="flex flex-col items-center text-center gap-4">
           <div className="bg-primary/10 p-4 rounded-full animate-pulse">
             <ShieldCheckIcon
@@ -33,19 +47,22 @@ function WelcomeModal({ setShowWelcome }) {
             />
           </div>
           <h3 className="font-display text-2xl font-bold text-primary">
-            Welcome to <Logo />!
+            Welcome to &nbsp;
+            <Logo /> &nbsp;!
           </h3>
           <p className="text-base-content/80 leading-relaxed">
-            To ensure <span className="font-bold">complete privacy</span>, all
-            your letters are{" "}
-            <span className="font-bold underline">
-              sealed with your password
-            </span>
-            , which only you have access to.
+            Before we begin, let me make a small promise.
+            <HandPalmIcon
+              size={18}
+              className="inline text-primary"
+              weight="fill"
+            />
+            <div className="divider my-0"></div>
             <br />
-            <span className="font-bold">
-              The server never sees it, and it's a solemn promise!
-            </span>
+            Everything you write here is sealed with your password,{" "}
+            <span className="font-display text-success">cryptographically</span>
+            , before it leaves your hands.
+            <br />A fancy way of saying, I couldn't if I tried.
           </p>
 
           <div className="alert alert-warning bg-paper/20 border-paper/20 flex items-start gap-3 text-left py-3">
@@ -53,6 +70,19 @@ function WelcomeModal({ setShowWelcome }) {
             <p className="text-sm font-medium text-primary-content">
               If you ever happen to forget your password, your letters are lost
               to time, forever.
+              <br />
+              <span className="font-bold mt-2">
+                I highly, highly recommend storing this password in your{" "}
+                <a
+                  href="https://www.privacyguides.org/en/passwords/"
+                  target="_blank"
+                  className="link link-primary-content"
+                  rel="noopener"
+                >
+                  password manager
+                </a>{" "}
+                or somewhere safe to remember it.
+              </span>
             </p>
           </div>
 
@@ -62,7 +92,7 @@ function WelcomeModal({ setShowWelcome }) {
               onClick={() => setShowWelcome(false)}
               className="btn btn-primary w-full shadow-lg"
             >
-              I understand
+              I'll remember
             </button>
           </div>
         </div>
@@ -78,6 +108,9 @@ export default function Login() {
   const [apiError, setApiError] = useState<string | null>(null);
   const { setAuthStore } = useAuth();
   const [showWelcome, setShowWelcome] = useState(!!location.state?.firstTime);
+  const [saajanMessage, setSaajanMessage] = useState<string>(
+    "I was wondering when you'd return.",
+  );
   const nextRoute = location.state?.redirectUrl || ROUTES.DRAWER;
 
   const {
@@ -125,12 +158,13 @@ export default function Login() {
   };
 
   return (
-    <div className="flex flex-col gap-3">
+    <div className="flex flex-col items-center">
+      {!showWelcome && <Saajan message={saajanMessage} position="top" />}
       {showWelcome && <WelcomeModal setShowWelcome={setShowWelcome} />}
       <div className="glass-card w-full max-w-sm p-2 transition-all duration-500 hover:shadow-2xl fade-zoom">
         <form onSubmit={handleSubmit(onSubmit)} className="card-body gap-4">
           <h1 className="card-title font-display text-2xl justify-center text-primary/80 tracking-tight">
-            Sign in to <Logo />
+            Enter <Logo /> Archive
           </h1>
 
           {apiError && (
@@ -142,9 +176,10 @@ export default function Login() {
           <FormField
             label="Email"
             type="email"
-            placeholder="you@email.com"
+            placeholder="f.kafka@wrongtrain.com"
             registration={register("email")}
             error={errors.email?.message}
+            handleFocus={() => setSaajanMessage("I remember you.")}
           />
 
           <FormField
@@ -153,6 +188,9 @@ export default function Login() {
             placeholder="••••••••"
             registration={register("password")}
             error={errors.password?.message}
+            handleFocus={() =>
+              setSaajanMessage("The one thing I cannot know for you.")
+            }
           />
 
           <div className="card-actions mt-4">