chore(devcontainer): put node_modules in a volume

Signed-off-by: Xe Iaso <me@xeiaso.net>

.devcontainer/docker-compose.yaml

@@ -20,7 +20,11 @@ services:
       dockerfile: .devcontainer/Dockerfile
     volumes:
       - ../:/workspace/anubis:cached
+      - node_modules:/workspace/anubis/node_modules
     environment:
       VALKEY_URL: redis://valkey:6379/0
     #entrypoint: ["/usr/bin/sleep", "infinity"]
     user: vscode
+
+volumes:
+  node_modules:

.devcontainer/poststart.sh

@@ -1,9 +1,10 @@
 #!/usr/bin/env bash
 
-pwd
+sudo chown -R vscode:vscode ./node_modules
 
 npm ci &
 go mod download &
 go install ./utils/cmd/... &
+go install mvdan.cc/sh/v3/cmd/shfmt@latest &
 
 wait