Revert "fix: wire up annotateFilePath state for linked doc base resolution"

This reverts commit 502c324.

Author: backnotprop

packages/editor/App.tsx

@@ -393,7 +393,6 @@ const App: React.FC = () => {
   const [origin, setOrigin] = useState<'claude-code' | 'opencode' | 'pi' | null>(null);
   const [globalAttachments, setGlobalAttachments] = useState<ImageAttachment[]>([]);
   const [annotateMode, setAnnotateMode] = useState(false);
-  const [annotateFilePath, setAnnotateFilePath] = useState<string | null>(null);
   const [isLoading, setIsLoading] = useState(true);
   const [isSubmitting, setIsSubmitting] = useState(false);
   const [submitted, setSubmitted] = useState<'approved' | 'denied' | null>(null);
@@ -510,7 +509,7 @@ const App: React.FC = () => {
       // Pass the current file's directory as base for relative path resolution
       const baseDir = linkedDocHook.filepath
         ? linkedDocHook.filepath.replace(/\/[^/]+$/, '')
-        : annotateFilePath ? annotateFilePath.replace(/\/[^/]+$/, '') : undefined;
+        : imageBaseDir;
       if (baseDir) {
         linkedDocHook.open(docPath, (path) =>
           `/api/doc?path=${encodeURIComponent(path)}&base=${encodeURIComponent(baseDir)}`
@@ -519,7 +518,7 @@ const App: React.FC = () => {
         linkedDocHook.open(docPath);
       }
     }
-  }, [vaultBrowser.activeFile, vaultPath, linkedDocHook, buildVaultDocUrl, annotateFilePath]);
+  }, [vaultBrowser.activeFile, vaultPath, linkedDocHook, buildVaultDocUrl, imageBaseDir]);
 
   // Wrap linked doc back to also clear vault active file
   const handleLinkedDocBack = React.useCallback(() => {
@@ -635,12 +634,11 @@ const App: React.FC = () => {
         if (!res.ok) throw new Error('Not in API mode');
         return res.json();
       })
-      .then((data: { plan: string; origin?: 'claude-code' | 'opencode' | 'pi'; mode?: 'annotate'; filePath?: string; sharingEnabled?: boolean; shareBaseUrl?: string; pasteApiUrl?: string; repoInfo?: { display: string; branch?: string }; previousPlan?: string | null; versionInfo?: { version: number; totalVersions: number; project: string } }) => {
+      .then((data: { plan: string; origin?: 'claude-code' | 'opencode' | 'pi'; mode?: 'annotate'; sharingEnabled?: boolean; shareBaseUrl?: string; pasteApiUrl?: string; repoInfo?: { display: string; branch?: string }; previousPlan?: string | null; versionInfo?: { version: number; totalVersions: number; project: string } }) => {
         if (data.plan) setMarkdown(data.plan);
         setIsApiMode(true);
         if (data.mode === 'annotate') {
           setAnnotateMode(true);
-          if (data.filePath) setAnnotateFilePath(data.filePath);
         }
         if (data.sharingEnabled !== undefined) {
           setSharingEnabled(data.sharingEnabled);