revert gitpod

.docker/gitpod/Dockerfile

@@ -6,10 +6,7 @@ FROM ubuntu:22.04
 
 USER root
 
-RUN apt-get update
-RUN apt-get --assume-yes install sudo git curl git bash-completion python3 -y
-RUN apt-get --assume-yes install gcc npm
-RUN apt-get clean
+RUN apt-get update && apt-get --assume-yes install sudo git curl git bash-completion python3 -y && apt-get clean
 
 RUN useradd -l -u 33333 -G sudo -md /home/gitpod -s /bin/bash -p gitpod gitpod \
     # passwordless sudo for users in the 'sudo' group

.gitpod.yml

@@ -6,7 +6,7 @@ vscode:
     - leanprover.lean4
 
 tasks:
-  - before: |
-      cd /workspace && git clone https://github.com/leanprover-community/lean4game.git && cd /workspace/lean4game && npm install
   - init: |
-      lake update && lake exe cache get && lake build
+      lake exe cache get
+  - command: |
+      sudo apt-get --assume-yes install gcc