feat(web): add sidebar feedback popover

Co-authored-by: dadachann <185672915+dadachann@users.noreply.github.com>

web/src/i18n/locales/en-US.ts

@@ -35,7 +35,7 @@ const enUS = {
     emptyPassword: 'Please enter your password',
     language: 'Language',
     helpDocs: 'Get Help',
-    featureRequest: 'Feature Request',
+    featureRequest: 'Feedback',
     starOnGitHub: 'Star on GitHub',
     joinDiscord: 'Join our Discord',
     create: 'Create',
@@ -1362,6 +1362,22 @@ const enUS = {
       inaccurateReasons: 'Inaccurate Reasons',
       platform: 'Platform',
       exportFeedback: 'Export Feedback',
+      description:
+        'Tell us what went wrong or what could be better. Instance UUID, login account, and page info are included for diagnosis.',
+      placeholder: 'Describe your suggestion, issue, or reproduction steps...',
+      attachImage: 'Add image',
+      screenshot: 'Screenshot',
+      submit: 'Submit feedback',
+      privacyHint:
+        'Do not include secrets, passwords, or private chat content.',
+      contentRequired: 'Please enter feedback first',
+      imageOnly: 'Only image attachments are supported',
+      imageTooLarge: 'Each image must be under 2MB',
+      tooManyImages: 'You can attach up to 3 images',
+      screenshotFailed: 'Screenshot failed. Try pasting or uploading an image.',
+      submitSuccess: 'Feedback submitted. Thanks!',
+      submitFailed: 'Failed to submit feedback. Please try again later.',
+      removeImage: 'Remove image',
     },
     queries: {
       title: 'Queries',