feat: Update devcontainer setup with Dockerfile and improved script for pre-commit hooks

.devcontainer/devcontainer.json

@@ -11,9 +11,7 @@
     },
     "ghcr.io/devcontainers/features/git:1": {},
     "ghcr.io/devcontainers/features/git-lfs:1": {},
-    "ghcr.io/devcontainers-extra/features/pipx-package:1": {
-      "packages": "pre-commit, ruff"
-    }
+    "ghcr.io/devcontainers-extra/features/pre-commit:2": {}
   },
   "customizations": {
     "vscode": {
@@ -30,13 +28,13 @@
       }
     }
   },
-  "postCreateCommand": "npm install",
   "postStartCommand": "bash .devcontainer/setup.sh",
-  "remoteUser": "node",
+  "remoteUser": "vscode",
+  "updateRemoteUserUID": true,
   "mounts": [
     "source=pipx-venvs,target=/home/node/.local/share/pipx,type=volume",
     "source=pipx-bin,target=/home/node/.local/bin,type=volume",
     "source=pre-commit-cache,target=/home/node/.cache/pre-commit,type=volume",
-    "source=${localEnv:HOME}/.gemini,target=/home/node/.gemini,type=bind"
+    "source=${localEnv:USERPROFILE}/.gemini,target=/home/node/.gemini,type=bind"
   ]
 }