fix(desktop): ground agent workspace, migrate legacy nest, configurable repos_dir (#1194)

Signed-off-by: Will Pfleger <pfleger.will@gmail.com>
Co-authored-by: npub1mn7jgtj4w2pd0g0zeuhxsa6jy6p0rewxz4kujt98my82ahfmp72sxjexk7 <dcfd242e557282d7a1e2cf2e6877522682f1e5c6156dc92ca7d90eaedd3b0f95@sprout-oss.stage.blox.sqprod.co>

desktop/src/shared/api/tauri.ts

@@ -1178,11 +1178,13 @@ export async function applyWorkspace(
   relayUrl: string,
   nsec?: string,
   token?: string,
+  reposDir?: string,
 ): Promise<void> {
   await invokeTauri("apply_workspace", {
     relayUrl,
     nsec: nsec ?? null,
     token: token ?? null,
+    reposDir: reposDir ?? null,
   });
 }