Store Assistent chats, UI state, and taste in sqlite.

Runtime session data belongs in one DB so History can FTS-search and follow the volume; persona overlays and sidecar cards stay files.

Co-authored-by: Cursor <cursoragent@cursor.com>

Assets/assistent.css

@@ -427,6 +427,23 @@
     letter-spacing: 0.03em;
 }
 
+.sa-chats-search {
+    appearance: none;
+    width: 100%;
+    box-sizing: border-box;
+    border: 1px solid color-mix(in srgb, currentColor 22%, transparent);
+    background: color-mix(in srgb, #000 28%, transparent);
+    color: inherit;
+    border-radius: 0.35rem;
+    padding: 0.35rem 0.5rem;
+    font: inherit;
+    font-size: 0.82rem;
+}
+
+.sa-chats-search:focus {
+    outline: 1px solid color-mix(in srgb, #6cf 55%, currentColor);
+}
+
 .sa-chats-panel-hint {
     font-size: 0.72rem;
     opacity: 0.65;

Assets/assistent.js

@@ -4047,7 +4047,7 @@
     }
 
     /**
-     * Fills fields the browser has never seen from Assistent/ui-state.json, so a fresh
+     * Fills fields the browser has never seen from sqlite ui_state, so a fresh
      * browser on the same volume inherits the previous session. Existing localStorage wins.
      * auto_download is only ever restored when it is off — the danger flag stays opt-in.
      */
@@ -5361,7 +5361,7 @@
                 }
                 const remoteUpdated = remote.updated || 0;
                 const localUpdated = state.taste?.updated || 0;
-                // Disk taste.json is the source of truth; localStorage only wins when it is strictly newer.
+                // sqlite taste is the source of truth; localStorage only wins when it is strictly newer.
                 const localEmpty = !localUpdated
                     && !(state.taste?.styles?.length || state.taste?.likes?.length || state.taste?.avoid?.length);
                 if (localEmpty || remoteUpdated >= localUpdated) {

Assets/assistent.persist.js

@@ -1,5 +1,5 @@
 /**
- * Swarm Assistent — disk persistence for chats + UI state (Assistent/chats/, Assistent/ui-state.json).
+ * Swarm Assistent — sqlite persistence for chats + UI state (Assistent/memory/assistent.sqlite).
  * Loaded after assistent.api.js and before assistent.js.
  */
 window.SA = window.SA || {};
@@ -40,6 +40,7 @@ window.SA = window.SA || {};
             createdAt: Number(raw.createdAt) || Date.now(),
             updatedAt: Number(raw.updatedAt) || Number(raw.createdAt) || Date.now(),
             messages: Array.isArray(raw.messages) ? raw.messages : [],
+            messages_count: Number(raw.messages_count) || (Array.isArray(raw.messages) ? raw.messages.length : 0),
             params: raw.params && typeof raw.params === 'object' ? raw.params : null,
         };
     }
@@ -74,7 +75,7 @@ window.SA = window.SA || {};
         return local;
     }
 
-    /** Disk chats, newest first. Falls back to a localStorage migration when the volume is empty. */
+    /** Sqlite chats, newest first. Falls back to a localStorage migration when the store is empty. */
     async function loadChats() {
         let chats = [];
         try {
@@ -103,6 +104,15 @@ window.SA = window.SA || {};
         return normalizeChat(data?.chat);
     }
 
+    async function searchChats(q) {
+        const query = String(q || '').trim();
+        if (query.length < 2) {
+            return [];
+        }
+        const data = await request('AssistentListChats', { q: query, with_messages: false, limit: 40 });
+        return (data?.chats || []).map(normalizeChat).filter(Boolean);
+    }
+
     function saveChat(chat, { immediate = false } = {}) {
         const clean = normalizeChat(chat);
         if (!clean) {
@@ -183,6 +193,7 @@ window.SA = window.SA || {};
         LS_CHATS,
         loadChats,
         getChat,
+        searchChats,
         saveChat,
         deleteChat,
         loadUiState,