feat: Switched to using prebuilds from GHCR (#5)

.devcontainer/devcontainer.json

@@ -1,40 +1,8 @@
 {
   "name": "NEAR Devcontainer Rust",
-  "build": {
-    "dockerfile": "./Dockerfile",
-    "context": "."
-  },
 
-  "features": {
-    "./cargo-near": {},
-    "./near-cli": {},
-    "ghcr.io/devcontainers-community/features/llvm": {},
-    "ghcr.io/devcontainers/features/rust:1": "latest",
-    "ghcr.io/devcontainers/features/docker-in-docker:2": {},
-    "ghcr.io/devcontainers/features/git:1": {
-      "version": "latest",
-      "ppa": "false"
-    },
-    "ghcr.io/lee-orr/rusty-dev-containers/cargo-binstall:0": {},
-    "ghcr.io/devcontainers/features/common-utils:2": {
-      "installZsh": "true",
-      "username": "vscode",
-      "userUid": "1000",
-      "userGid": "1000",
-      "upgradePackages": "true"
-    }
-  },
+  "image": "ghcr.io/near/near-devcontainer:latest",
 
-  // 👇 Use 'forwardPorts' to make a list of ports inside the container available locally.
-  // "forwardPorts": [],
-
-  "postCreateCommand": "bash .devcontainer/init.sh",
-
-  "remoteUser": "vscode",
-
-  "customizations": {
-    "codespaces": {
-      "openFiles": ["README.md", "src/lib.rs", "tests/test_basics.rs"]
-    }
-  }
+  // Uncomment and modify the following lines if necessary
+  // "forwardPorts": [8000],
 }