diff --git a/.gitignore b/.gitignore
index 4febf1eb..1d020373 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,6 +7,10 @@
 # Claude Code worktrees
 .claude/worktrees/
 
+# Sidecar tool data
+.sidecar/
+.todos/
+
 target/
 
 # WASM build artifacts (loaded from disk, not bundled)
diff --git a/.sidecar/shells.json.lock b/.sidecar/shells.json.lock
deleted file mode 100644
index e69de29b..00000000
diff --git a/.todos/command_usage.jsonl b/.todos/command_usage.jsonl
deleted file mode 100644
index 448236da..00000000
--- a/.todos/command_usage.jsonl
+++ /dev/null
@@ -1 +0,0 @@
-{"ts":"2026-02-12T13:55:06.864688+04:00","cmd":"init","session":"ses_b1bea6","ok":true,"dur_ms":85}
diff --git a/.todos/config.json b/.todos/config.json
deleted file mode 100644
index 58b374b4..00000000
--- a/.todos/config.json
+++ /dev/null
@@ -1,7 +0,0 @@
-{
-  "pane_heights": [
-    0.3333333333333333,
-    0.3333333333333333,
-    0.3333333333333333
-  ]
-}
\ No newline at end of file
diff --git a/.todos/config.json.lock b/.todos/config.json.lock
deleted file mode 100644
index e69de29b..00000000
diff --git a/.todos/db.lock b/.todos/db.lock
deleted file mode 100644
index e69de29b..00000000
diff --git a/.todos/issues.db b/.todos/issues.db
deleted file mode 100644
index 675062ef..00000000
Binary files a/.todos/issues.db and /dev/null differ
diff --git a/.todos/issues.db-shm b/.todos/issues.db-shm
deleted file mode 100644
index 167349fd..00000000
Binary files a/.todos/issues.db-shm and /dev/null differ
diff --git a/.todos/issues.db-wal b/.todos/issues.db-wal
deleted file mode 100644
index a0287ce2..00000000
Binary files a/.todos/issues.db-wal and /dev/null differ