WIP: workspace execution refactor + notification routing + setup store updates

packages/app/src/panels/file-panel.tsx

@@ -1,8 +1,11 @@
+import { Text, View } from "react-native";
 import { FileText } from "lucide-react-native";
 import invariant from "tiny-invariant";
 import { FilePane } from "@/components/file-pane";
 import { usePaneContext } from "@/panels/pane-context";
 import type { PanelRegistration } from "@/panels/panel-registry";
+import { useSessionStore } from "@/stores/session-store";
+import { resolveWorkspaceExecutionAuthority } from "@/utils/workspace-execution";
 
 function useFilePanelDescriptor(target: { kind: "file"; path: string }) {
   const fileName = target.path.split("/").filter(Boolean).pop() ?? target.path;
@@ -17,8 +20,27 @@ function useFilePanelDescriptor(target: { kind: "file"; path: string }) {
 
 function FilePanel() {
   const { serverId, workspaceId, target } = usePaneContext();
+  const authority = useSessionStore((state) =>
+    resolveWorkspaceExecutionAuthority({
+      workspaces: state.sessions[serverId]?.workspaces,
+      workspaceId,
+    }),
+  );
   invariant(target.kind === "file", "FilePanel requires file target");
-  return <FilePane serverId={serverId} workspaceRoot={workspaceId} filePath={target.path} />;
+  if (!authority) {
+    return (
+      <View style={{ flex: 1, alignItems: "center", justifyContent: "center", padding: 16 }}>
+        <Text>Workspace execution directory not found.</Text>
+      </View>
+    );
+  }
+  return (
+    <FilePane
+      serverId={serverId}
+      workspaceRoot={authority.workspaceDirectory}
+      filePath={target.path}
+    />
+  );
 }
 
 export const filePanelRegistration: PanelRegistration<"file"> = {