feat: sync quick add ingestion updates

- simplify quick add source selection and fallback saving
- improve description context and manual edit behavior
- add extractor dimension filtering and edge explanation migration

apps/mcp-server-standalone/index.js

@@ -197,9 +197,14 @@ function validateExplicitDescription(description) {
     return 'Description must be explicit and substantial (at least 24 characters).';
   }
   const weakPatterns = /\b(discusses|explores|examines|talks about|is about|delves into)\b/i;
+  const explicitEntityPatterns = /\b(article|artifact|book|brief|claim|company|concept|conversation|dataset|decision|dimension|document|episode|essay|event|guide|idea|insight|interview|lesson|link|node|note|paper|person|plan|placeholder|podcast|post|presentation|project|question|record|research|resource|skill|source|status|summary|talk|target|test node|thread|tool|transcript|tweet|update|video|website|workflow)\b/i;
+  const uncertaintyPatterns = /\b(likely|probably|possibly|appears to be|seems to be|unclear|uncertain)\b/i;
   if (weakPatterns.test(text)) {
     return 'Description is too vague. State exactly what this is and why it matters.';
   }
+  if (!explicitEntityPatterns.test(text) && !uncertaintyPatterns.test(text)) {
+    return 'Description must explicitly identify what this thing is, or state uncertainty explicitly.';
+  }
   return null;
 }
 

apps/mcp-server-standalone/services/sqlite-client.js

@@ -70,6 +70,7 @@ function initDatabase() {
         source TEXT,
         created_at TEXT,
         context TEXT,
+        explanation TEXT,
         FOREIGN KEY (from_node_id) REFERENCES nodes(id) ON DELETE CASCADE,
         FOREIGN KEY (to_node_id) REFERENCES nodes(id) ON DELETE CASCADE
       );
@@ -112,6 +113,18 @@ function initDatabase() {
   db.pragma('cache_size = 5000');
   db.pragma('busy_timeout = 5000');
 
+  const edgeCols = db.prepare('PRAGMA table_info(edges)').all().map(c => c.name);
+  if (!edgeCols.includes('explanation')) {
+    db.exec('ALTER TABLE edges ADD COLUMN explanation TEXT;');
+    try {
+      db.exec(`
+        UPDATE edges SET explanation = json_extract(context, '$.explanation')
+        WHERE explanation IS NULL AND json_extract(context, '$.explanation') IS NOT NULL;
+      `);
+    } catch {}
+    console.error('[RA-H] Migrated edges: added explanation column');
+  }
+
   return db;
 }