feat: add user dashboard, profile management, and password reset pages.

Frontend-Learner/pages/dashboard/profile.vue

@@ -61,7 +61,8 @@ const phoneRules = [
 ]
 const passwordRules = [
   (val: string) => !!val || t('common.required'),
-  (val: string) => val.length >= 6 || t('common.passwordTooShort')
+  (val: string) => val.length >= 6 || t('common.passwordTooShort'),
+  (val: string) => val !== passwordForm.currentPassword || 'รหัสผ่านใหม่ต้องไม่ซ้ำกับรหัสผ่านปัจจุบัน'
 ]
 const confirmPasswordRules = [
   (val: string) => !!val || t('common.required'),
@@ -442,7 +443,7 @@ onMounted(() => {
                     :type="showCurrentPassword ? 'text' : 'password'"
                      outlined dense rounded
                      class="premium-q-input"
-                     placeholder="••••••••"
+                     placeholder=""
                      :rules="[val => !!val || $t('common.required')]"
                    >
                     <template v-slot:append>