use ci-container for everything

.github/workflows/verify.yml

@@ -9,7 +9,7 @@ on:
 jobs:
   backend:
     runs-on: ubuntu-latest
-    container: sfja/h5-mst-ci-backend:1.0
+    container: sfja/h5-mst-ci:1.0
     steps:
     - uses: actions/checkout@v6
     - name: check
@@ -24,6 +24,7 @@ jobs:
 
   game:
     runs-on: ubuntu-latest
+    container: sfja/h5-mst-ci:1.0
     steps:
     - uses: actions/checkout@v6
     - run: sudo apt-get install libsdl3-dev

backend/ci-container/Dockerfile

@@ -1,3 +0,0 @@
-FROM alpine:edge
-RUN apk add --no-cache build-base clang22-extra-tools
-

ci-container/Dockerfile

@@ -0,0 +1,6 @@
+FROM alpine:edge
+RUN apk add --no-cache curl build-base clang22-extra-tools
+
+RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y
+ENV PATH="/root/.cargo/bin:${PATH}"
+

ci-container/publish.sh

@@ -8,7 +8,7 @@ if [[ $version == "" ]]; then
     exit 1
 fi
 
-tag=sfja/h5-mst-ci-backend:$version
+tag=sfja/h5-mst-ci:$version
 
 set -xe