diff --git a/.devcontainer/devcontainer-lock.json b/.devcontainer/devcontainer-lock.json
deleted file mode 100644
index 51e0f2c..0000000
--- a/.devcontainer/devcontainer-lock.json
+++ /dev/null
@@ -1,9 +0,0 @@
-{
-  "features": {
-    "ghcr.io/anthropics/devcontainer-features/claude-code:1": {
-      "version": "1.0.5",
-      "resolved": "ghcr.io/anthropics/devcontainer-features/claude-code@sha256:cfc2e7d3e9fd3b9b01f8d5cb158508a884c8c0ede2e23ed10f32dea5d4ffe69a",
-      "integrity": "sha256:cfc2e7d3e9fd3b9b01f8d5cb158508a884c8c0ede2e23ed10f32dea5d4ffe69a"
-    }
-  }
-}