feat: teapot wrapper

Dockerfile

@@ -9,14 +9,14 @@ RUN apt-get update && \
     userdel -r node && \
     useradd -u 1000 -ms /bin/bash tt && \
     useradd -u 1001 -ms /bin/bash student && \
-    echo "student ALL=(tt) NOPASSWD:/usr/local/bin/joj3" > /etc/sudoers.d/joj
+    echo "student ALL=(tt) NOPASSWD:/usr/local/bin/joj3\nstudent ALL=(tt) NOPASSWD:/usr/local/bin/joj3-teapot" > /etc/sudoers.d/joj
 
 # install joint-teapot
 # TODO: change it to FOCS gitea mirror for deployment
 RUN pip install git+https://mirror.ghproxy.com/https://github.com/BoYanZh/Joint-Teapot --break-system-packages
 
-# install joj3 binary
-COPY bin/joj3 /usr/local/bin/
+# install joj3 & teapot wrapper
+COPY bin/joj3 bin/joj3-teapot /usr/local/bin/
 
 USER student
 WORKDIR /home/student

README.md

@@ -4,6 +4,7 @@ FOCS docker images used by [act_runner](https://gitea.com/gitea/act_runner) to r
 
 Check <https://gitea.com/gitea/runner-images> for information about base images.
 
-## `/bin` directory
+## Quick Start
 
-Put `joj3` binary in it.
+1. Put `joj3` into `/bin`
+2. `make build && make push` on a machine that can access `focs.ji.sjtu.edu.cn:5000`

bin/joj3-teapot

@@ -0,0 +1,6 @@
+#!/usr/bin/bash
+
+set -e
+
+# TODO: real teapot commands
+/usr/local/bin/joint-teapot --help