fix(critical): Create revision on document creation

Documents created via MCP were not visible in Outline interface.
Outline requires an entry in the revisions table to display documents.

Now uses transaction to insert into both documents and revisions tables.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

src/index.ts

@@ -39,7 +39,7 @@ async function main() {
   // Create MCP server with shared configuration
   const server = createMcpServer(pgClient.getPool(), {
     name: 'mcp-outline-postgresql',
-    version: '1.3.8'
+    version: '1.3.9'
   });
 
   // Connect stdio transport