update CI file

.gitea/workflows/build.yaml

@@ -5,22 +5,17 @@ on: [push]
 jobs:
   build:
     runs-on: ubuntu-latest
+    container:
+      image: zapashcanon/gitea-ocaml-ci:latest
     steps:
       - name: checkout
         uses: actions/checkout@v4
-      - name: setup-ocaml
-        run: |
-          apt update -yqq
-          apt install opam -y
-          opam init --auto-setup --bare --enable-shell-hook --disable-sandboxing -y
-          opam switch --no-install --packages=ocaml.5.3.0 create .
-          ocaml --version
       - name: depext
         run: |
-          opam install . --depext-only --with-test --with-doc -y
+          opam install . --depext-only --with-test --with-doc --with-dev-setup -y
       - name: setup
         run: |
-          opam install . --deps-only --with-test --with-doc -y
+          opam install . --deps-only --with-test --with-doc --with-dev-setup -y
       - name: build
         run: |
           opam exec -- dune build @install
@@ -36,4 +31,4 @@ jobs:
           opam exec -- dune build @fmt || (echo "\n⚠️ please run \`dune fmt\` and try again" && exit 1)
       - name: lint-fresh-opam-file
         run: |
-          git diff --exit-code owi.opam || (echo "⚠️ please run \`dune build\`, commit the changes to owi.opam, and then try again" && exit 1)
+          git diff --exit-code *.opam || (echo "⚠️ please run \`dune build\`, commit the changes to the opam file, and then try again" && exit 1)