diff --git a/.prettierignore b/.prettierignore
index 63df78a4..f6dbee72 100644
--- a/.prettierignore
+++ b/.prettierignore
@@ -1,6 +1,9 @@
 # Dependencies & build output
 node_modules/
 .svelte-kit/
+
+# Scratch worktrees (git-ignored) — full checkouts of this repo
+.claude/
 build/
 dist/
 coverage/
diff --git a/eslint.config.js b/eslint.config.js
index 9f42c9b6..9ddc8762 100644
--- a/eslint.config.js
+++ b/eslint.config.js
@@ -21,6 +21,10 @@ export default ts.config(
     ignores: [
       "node_modules/",
       ".svelte-kit/",
+      // Scratch worktrees (git-ignored) hold full checkouts of this repo,
+      // including their own generated .svelte-kit trees. Without this, `eslint .`
+      // lints every in-flight branch and reports its generated code as ours.
+      ".claude/",
       "build/",
       "dist/",
       "coverage/",