feat: add feedback submission flow

frontend/src/locales/en.json

@@ -99,6 +99,41 @@
       "assetRevisionCreated": "Asset revision created"
     }
   },
+  "feedback": {
+    "button": "Feedback",
+    "open": "Send product feedback",
+    "eyebrow": "Product feedback",
+    "title": "Send feedback",
+    "capture": "Capture screen",
+    "removeCapture": "Remove capture",
+    "noCapture": "Capture the current app viewport if a screenshot would help.",
+    "captureFailed": "The screenshot could not be captured. You can still submit feedback without it.",
+    "submit": "Submit feedback",
+    "submitted": "Feedback submitted.",
+    "submitFailed": "Feedback could not be submitted.",
+    "discardConfirm": "Discard this unsent feedback?",
+    "textPrompt": "Text label",
+    "types": {
+      "bug": "Bug",
+      "suggestion": "Suggestion",
+      "request": "Request"
+    },
+    "fields": {
+      "type": "Type",
+      "description": "Description",
+      "descriptionPlaceholder": "Describe what happened, what you expected, or what would improve the workflow."
+    },
+    "tools": {
+      "crop": "Crop",
+      "arrow": "Arrow",
+      "ellipse": "Circle",
+      "line": "Line",
+      "freehand": "Freehand",
+      "text": "Text label",
+      "undo": "Undo",
+      "clear": "Clear and reset"
+    }
+  },
   "sidebar": {
     "allClients": "All clients",
     "allChannels": "All channels",