chore: finalize redb migration for all memory stores

server/src/main.rs

@@ -407,30 +407,40 @@ fn main() -> Result<(), Box<dyn std::error::Error>> {
     let base = PathBuf::from(base_dir);
     fs::create_dir_all(&base).expect("Failed to create store dir");
 
+    let redb_path = base.join("mcp_store.redb");
+    let db = Arc::new(redb::Database::create(&redb_path).unwrap());
+    
+    // Ensure table exists
+    {
+        let write_txn = db.begin_write().unwrap();
+        let _ = write_txn.open_table(crate::store::STORE_TABLE);
+        write_txn.commit().unwrap();
+    }
+
     let state = Arc::new(MemoryState {
         master_path: base.join("knowledge_graph_master.json"),
         session_graph: RwLock::new(KnowledgeGraph::default()),
         base_dir: base.clone(),
         master_cache: RwLock::new((KnowledgeGraph::default(), SystemTime::UNIX_EPOCH)),
         search_index: RwLock::new(crate::search::MemoryIndex::new(&base).unwrap()),
-        ledger: Store::new(base.join("audit_ledger.json")),
-        sticky: Store::new(base.join("sticky_notes.json")),
-        tasks: Store::new(base.join("tasks.json")),
-        snippets: Store::new(base.join("snippets.json")),
-        adrs: Store::new(base.join("adrs.json")),
-        prefs: Store::new(base.join("preferences.json")),
-        error_fixes: Store::new(base.join("error_fixes.json")),
-        pinned_files: Store::new(base.join("pinned_files.json")),
-        session_summaries: Store::new(base.join("session_summaries.json")),
-        handoff_memos: Store::new(base.join("handoff_memos.json")),
-        env_fingerprints: Store::new(base.join("env_fingerprints.json")),
-        env_requirements: Store::new(base.join("env_requirements.json")),
-        milestones: Store::new(base.join("milestones.json")),
-        environments: Store::new(base.join("environments.json")),
-        pr_checklists: Store::new(base.join("pr_checklists.json")),
-        tech_debts: Store::new(base.join("tech_debts.json")),
-        gates: Store::new(base.join("gates.json")),
-        context_workspaces: Store::new(base.join("context_workspaces.json")),
+        ledger: Store::new("audit_ledger", db.clone()),
+        sticky: Store::new("sticky_notes", db.clone()),
+        tasks: Store::new("tasks", db.clone()),
+        snippets: Store::new("snippets", db.clone()),
+        adrs: Store::new("adrs", db.clone()),
+        prefs: Store::new("preferences", db.clone()),
+        error_fixes: Store::new("error_fixes", db.clone()),
+        pinned_files: Store::new("pinned_files", db.clone()),
+        session_summaries: Store::new("session_summaries", db.clone()),
+        handoff_memos: Store::new("handoff_memos", db.clone()),
+        env_fingerprints: Store::new("env_fingerprints", db.clone()),
+        env_requirements: Store::new("env_requirements", db.clone()),
+        milestones: Store::new("milestones", db.clone()),
+        environments: Store::new("environments", db.clone()),
+        pr_checklists: Store::new("pr_checklists", db.clone()),
+        tech_debts: Store::new("tech_debts", db.clone()),
+        gates: Store::new("gates", db.clone()),
+        context_workspaces: Store::new("context_workspaces", db.clone()),
     });
 
     state.rebuild_index();