fix: fence lone commands and give the prompt some warmth (#12)

src/lib/markdown.ts

@@ -1,4 +1,4 @@
-import { labelCodeFences } from "./code";
+import { repairCodeBlocks } from "./code";
 import type { ChatTurn, ThreadMessage } from "./types";
 
 /**
@@ -55,9 +55,10 @@ function renderMessage(message: ThreadMessage, options: TranscriptOptions): stri
   // stands in and the user can see what Lam is actually doing.
   const placeholder = message.status ? `_${message.status}…_` : "_Thinking…_";
   const body = message.text.trim()
-    ? // Fences without a language render as a plain dark panel; labelling them
-      // lets Vicinae colour the code (`MdCodeBlock.qml` + KSyntaxHighlighting).
-      labelCodeFences(message.text.trim())
+    ? // Fences without a language render as a plain dark panel, and a lone
+      // inline command renders as a chip with no Copy button at all. Both are
+      // repaired before the markdown reaches the renderer.
+      repairCodeBlocks(message.text.trim())
     : message.isStreaming
       ? placeholder
       : "_No response._";