fix(claude-dev): add env_file to docker-compose for ANTHROPIC env vars

The NAS deployment already had this line; syncing back to source
so future CI deploys don't wipe it.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

claude-dev/docker-compose.yml

@@ -7,6 +7,8 @@ services:
     stdin_open: true
     tty: true
     working_dir: /repos/nas-tools
+    env_file:
+      - /volume1/docker/claude-dev/.env
     volumes:
       - /volume1/repos:/repos
       - /volume1/docker/claude-dev/claude-config:/root/.claude