fix(hashline-read-enhancer): skip hashifying OpenCode-truncated lines

src/hooks/hashline-read-enhancer/hook.ts

@@ -13,6 +13,7 @@ const CONTENT_OPEN_TAG = "<content>"
 const CONTENT_CLOSE_TAG = "</content>"
 const FILE_OPEN_TAG = "<file>"
 const FILE_CLOSE_TAG = "</file>"
+const OPENCODE_LINE_TRUNCATION_SUFFIX = "... (line truncated to 2000 chars)"
 
 function isReadTool(toolName: string): boolean {
   return toolName.toLowerCase() === "read"
@@ -56,6 +57,9 @@ function transformLine(line: string): string {
   if (!parsed) {
     return line
   }
+  if (parsed.content.endsWith(OPENCODE_LINE_TRUNCATION_SUFFIX)) {
+    return line
+  }
   const hash = computeLineHash(parsed.lineNumber, parsed.content)
   return `${parsed.lineNumber}#${hash}|${parsed.content}`
 }