Add plannotator extension v0.19.10

extensions/plannotator/generated/path-utils.ts

@@ -0,0 +1,19 @@
+// @generated — DO NOT EDIT. Source: packages/server/path-utils.ts
+/**
+ * Strip a cwd prefix from an absolute path to get a repo-relative path.
+ * Used by review agent transforms to convert absolute file paths from
+ * agent output into diff-compatible relative paths.
+ *
+ * Uses path.relative for cross-platform support (Windows backslashes)
+ * and normalizes to forward slashes for git diff path matching.
+ */
+import { relative } from "node:path";
+
+export function toRelativePath(absolutePath: string, cwd?: string): string {
+  if (!cwd) return absolutePath;
+  const rel = relative(cwd, absolutePath);
+  // Don't relativize if the result goes outside cwd (different drive, symlink escape)
+  if (rel.startsWith("..")) return absolutePath;
+  // Normalize to forward slashes for diff path matching
+  return rel.replace(/\\/g, "/");
+}