use docker instead of podman

.github/workflows/build-site.yml

@@ -12,7 +12,6 @@ jobs:
     name: Build website
     runs-on: ubuntu-22.04
     steps:
-      - uses: gacts/install-podman@v1
       - name: Set CARGO_TARGET_DIR
         run: echo "CARGO_TARGET_DIR=$HOME/target" >> $GITHUB_ENV
       - name: Install build tools
@@ -36,7 +35,7 @@ jobs:
       - name: Setup wasm
         run: just setup-cargo-wasm
       - name: Build website
-        run: just build-site
+        run: just build-site podman_command=docker
       - name: Upload artifact
         uses: actions/upload-pages-artifact@v3
         with:

justfile

@@ -1,6 +1,8 @@
 export CARGO_TARGET_DIR := env_var_or_default('CARGO_TARGET_DIR', justfile_directory() + "/target")
 CLIPPY_ARGUMENTS := "-Dwarnings -Dclippy::all -Aclippy::empty-loop"
 
+podman_command := "podman"
+
 build: build-roms
 
 build-debug:
@@ -103,7 +105,7 @@ build-website-backtrace:
 build-mgba-wasm:
     rm -rf website/agb/src/app/mgba/vendor
     mkdir website/agb/src/app/mgba/vendor
-    podman build --file website/mgba-wasm/BuildMgbaWasm --output=website/agb/src/app/mgba/vendor .
+    {{podman_command}} build --file website/mgba-wasm/BuildMgbaWasm --output=website/agb/src/app/mgba/vendor .
 
 build-combo-rom-site:
     just _build-rom "examples/combo" "AGBGAMES"