fix: add language specifier to fenced code block (markdownlint MD040)

rudi193-cmd · rudi193-cmd · commit b4881c4096a1 · 2026-04-22T21:23:54.000-06:00
diff --git a/examples/servers/postgres-knowledge-server/README.md b/examples/servers/postgres-knowledge-server/README.md
@@ -10,7 +10,7 @@ Demonstrates:
 
 ## Architecture
 
-```
+```text
 MCP Client (Claude Code, etc.)
         │ stdio
         ▼
