fix: add missing specta annotations, scope tmp cleanup, and secure state file permissions

src-tauri/src/data/bridge.rs

@@ -113,13 +113,13 @@ impl MappingKey {
 #[derive(Debug, Default, Serialize, Type)]
 pub struct SyncResult {
     /// Number of new beads created
-    pub created: usize,
+    pub created: u32,
     /// Number of existing items skipped (dedup)
-    pub skipped: usize,
+    pub skipped: u32,
     /// Number of beads closed (two-strike)
-    pub closed: usize,
+    pub closed: u32,
     /// Number of suspect_orphan flags cleared (item reappeared)
-    pub healed: usize,
+    pub healed: u32,
     /// Errors encountered (non-fatal, processing continued)
     pub errors: Vec<String>,
 }