feat: add PasswordInput component with visibility toggle

frontend/src/components/drawer/PasskeyModal.tsx

@@ -1,6 +1,7 @@
 import { HourglassSimpleMediumIcon } from "@phosphor-icons/react";
 import { useAuth } from "../../hooks/useAuth";
 import { Modal } from "../ui/Modal";
+import { PasswordInput } from "../ui/PasswordInput";
 
 export function PasskeyModal() {
   const { unlock } = useAuth();
@@ -27,7 +28,7 @@ export function PasskeyModal() {
       </p>
       <div className="modal-action items-center gap-4">
         <form
-          className="form-control w-full inline-flex"
+          className="form-control w-full"
           onSubmit={async (e: React.SubmitEvent<HTMLFormElement>) => {
             e.preventDefault();
             const formData = new FormData(e.currentTarget);
@@ -36,22 +37,23 @@ export function PasskeyModal() {
             await unlock(password);
           }}
         >
-          <input
-            name="password"
-            required
-            type="password"
-            placeholder="password"
-            data-testid="passkey-input"
-            className="font-sans validator input input-bordered rounded-r-none"
-          />
-          <div className="validator-message text-xs text-error"></div>
-          <button
-            type="submit"
-            data-testid="passkey-submit-btn"
-            className="btn btn-primary rounded-l-none"
-          >
-            Unlock
-          </button>
+          <div className="join w-full">
+            <PasswordInput
+              name="password"
+              required
+              placeholder="password"
+              data-testid="passkey-input"
+              className="rounded-r-none w-full"
+            />
+            <button
+              type="submit"
+              data-testid="passkey-submit-btn"
+              className="btn btn-primary rounded-l-none"
+            >
+              Unlock
+            </button>
+          </div>
+          <div className="validator-message text-xs text-error mt-2"></div>
         </form>
       </div>
     </Modal>

frontend/src/components/ui/FormField.tsx

@@ -1,4 +1,5 @@
 import type { UseFormRegisterReturn } from "react-hook-form";
+import { PasswordInput } from "./PasswordInput";
 
 interface FormFieldProps {
   label: string;
@@ -20,25 +21,36 @@ export default function FormField({
   "data-testid": testId,
 }: FormFieldProps) {
   return (
-    <div className="form-control">
+    <div className="form-control w-full">
       <label
         htmlFor={registration.name}
         className="field-label font-display text-neutral-content/80 font-medium"
       >
         {label}
       </label>
-      <input
-        {...registration}
-        id={registration.name}
-        data-testid={testId}
-        type={type}
-        placeholder={placeholder}
-        className={`input input-bordered focus:input-primary ${
-          error ? "input-error" : ""
-        }`}
-        onFocus={handleFocus}
-      />
-      {error && <p className="text-error">{error}</p>}
+      {type === "password" ? (
+        <PasswordInput
+          {...registration}
+          id={registration.name}
+          data-testid={testId}
+          placeholder={placeholder}
+          error={!!error}
+          onFocus={handleFocus}
+        />
+      ) : (
+        <input
+          {...registration}
+          id={registration.name}
+          data-testid={testId}
+          type={type}
+          placeholder={placeholder}
+          className={`input input-bordered focus:input-primary w-full ${
+            error ? "input-error" : ""
+          }`}
+          onFocus={handleFocus}
+        />
+      )}
+      {error && <p className="mt-1 text-xs text-error font-medium">{error}</p>}
     </div>
   );
 }

frontend/src/components/ui/PasswordInput.tsx

@@ -0,0 +1,37 @@
+import { EyeIcon, EyeSlashIcon } from "@phosphor-icons/react";
+import { useState } from "react";
+
+interface PasswordInputProps
+    extends React.InputHTMLAttributes<HTMLInputElement> {
+    error?: boolean;
+}
+
+export function PasswordInput({
+    className,
+    error,
+    ...props
+}: PasswordInputProps) {
+    const [showPassword, setShowPassword] = useState(false);
+
+    return (
+        <div className="relative w-full">
+            <input
+                {...props}
+                type={showPassword ? "text" : "password"}
+                className={`input input-bordered focus:input-primary w-full pr-12 ${error ? "input-error" : ""
+                    } ${className}`}
+            />
+            <button
+                type="button"
+                className="absolute right-4 top-1/2 -translate-y-1/2 text-neutral-content/40 hover:text-primary transition-all duration-300 cursor-pointer"
+                onClick={() => setShowPassword(!showPassword)}
+            >
+                {showPassword ? (
+                    <EyeSlashIcon size={22} weight="duotone" />
+                ) : (
+                    <EyeIcon size={22} weight="duotone" />
+                )}
+            </button>
+        </div>
+    );
+}