fix(i18n): update password policy hints and validation rules for improved security

Author: Soulter

dashboard/src/i18n/locales/en-US/core/header.json

@@ -87,14 +87,17 @@
       "newPassword": "New Password",
       "confirmPassword": "Confirm New Password",
       "newUsername": "New Username (Optional)",
-      "passwordHint": "Password must be at least 12 characters",
+      "passwordHint": "At least 12 characters, including uppercase, lowercase letters, and digits",
       "confirmPasswordHint": "Please enter new password again to confirm",
       "usernameHint": "Leave blank to keep current username",
       "defaultCredentials": "The new AstrBot version has improved security. Please change your password."
     },
     "validation": {
       "passwordRequired": "Please enter password",
       "passwordMinLength": "Password must be at least 12 characters",
+      "passwordUppercase": "Password must include at least one uppercase letter",
+      "passwordLowercase": "Password must include at least one lowercase letter",
+      "passwordDigit": "Password must include at least one digit",
       "passwordMatch": "Passwords do not match",
       "usernameMinLength": "Username must be at least 3 characters"
     },

dashboard/src/i18n/locales/ru-RU/core/header.json

@@ -87,14 +87,17 @@
             "newPassword": "Новый пароль",
             "confirmPassword": "Подтвердите новый пароль",
             "newUsername": "Новое имя пользователя (опционально)",
-            "passwordHint": "Пароль должен быть не менее 12 символов",
+            "passwordHint": "Не менее 12 символов, включая заглавные и строчные буквы, а также цифры",
             "confirmPasswordHint": "Введите новый пароль еще раз",
             "usernameHint": "Оставьте пустым, если не хотите менять имя пользователя",
             "defaultCredentials": "Новая версия AstrBot улучшила безопасность. Пожалуйста, измените пароль."
         },
         "validation": {
             "passwordRequired": "Введите пароль",
             "passwordMinLength": "Пароль должен быть не менее 12 символов",
+            "passwordUppercase": "Пароль должен содержать хотя бы одну заглавную букву",
+            "passwordLowercase": "Пароль должен содержать хотя бы одну строчную букву",
+            "passwordDigit": "Пароль должен содержать хотя бы одну цифру",
             "passwordMatch": "Паролы не совпадают",
             "usernameMinLength": "Имя пользователя должно быть не менее 3 символов"
         },

dashboard/src/i18n/locales/zh-CN/core/header.json

@@ -87,14 +87,17 @@
       "newPassword": "新密码",
       "confirmPassword": "确认新密码",
       "newUsername": "新用户名 (可选)",
-      "passwordHint": "密码长度至少 12 位",
+      "passwordHint": "长度至少 12 位，且包含大写字母、小写字母和数字",
       "confirmPasswordHint": "请再次输入新密码以确认",
       "usernameHint": "留空表示不修改用户名",
       "defaultCredentials": "默认用户名和密码为 astrbot，请在登录后立即修改以确保安全。"
     },
     "validation": {
       "passwordRequired": "请输入密码",
       "passwordMinLength": "密码长度至少 12 位",
+      "passwordUppercase": "密码必须包含至少一个大写字母",
+      "passwordLowercase": "密码必须包含至少一个小写字母",
+      "passwordDigit": "密码必须包含至少一个数字",
       "passwordMatch": "两次输入的密码不一致",
       "usernameMinLength": "用户名长度至少3位"
     },

dashboard/src/layouts/full/vertical-header/VerticalHeader.vue

@@ -101,7 +101,10 @@ const releasesHeader = computed(() => [
 const formValid = ref(true);
 const passwordRules = computed(() => [
   (v: string) => !!v || t('core.header.accountDialog.validation.passwordRequired'),
-  (v: string) => v.length >= 12 || t('core.header.accountDialog.validation.passwordMinLength')
+  (v: string) => v.length >= 12 || t('core.header.accountDialog.validation.passwordMinLength'),
+  (v: string) => /[A-Z]/.test(v) || t('core.header.accountDialog.validation.passwordUppercase'),
+  (v: string) => /[a-z]/.test(v) || t('core.header.accountDialog.validation.passwordLowercase'),
+  (v: string) => /\d/.test(v) || t('core.header.accountDialog.validation.passwordDigit')
 ]);
 const confirmPasswordRules = computed(() => [
   (v: string) => !newPassword.value || !!v || t('core.header.accountDialog.validation.passwordRequired'),