docker: Improve git tag/ commit hash integration

.ci/docker.sh

@@ -1,4 +1,17 @@
-mkdir build
+#!/bin/bash -ex
 
-docker build -f docker/azahar-room/Dockerfile -t azahar-room .
-docker save azahar-room:latest > build/azahar-room.dockerimage
+GITREV="`git show -s --format='%h'`" || true
+
+if [ "$GITHUB_REF_TYPE" = "tag" ]; then
+    TAG_NAME=$GITHUB_REF_NAME
+elif [[ -n $GITREV ]]; then
+    TAG_NAME=$GITREV
+else
+    TAG_NAME=unknown
+fi
+
+echo "Tag name is: $TAG_NAME"
+
+docker build -f docker/azahar-room/Dockerfile -t azahar-room:$TAG_NAME .
+mkdir -p build
+docker save azahar-room:$TAG_NAME > build/azahar-room-$TAG_NAME.dockerimage

.github/workflows/build.yml

@@ -292,6 +292,10 @@ jobs:
       - uses: actions/checkout@v4
         with:
           submodules: recursive
+      - name: Install tools
+        run: apk add bash
+      - name: Fix git ownership
+        run: git config --global --add safe.directory .
       - name: Build Docker image
         run: ./.ci/docker.sh
       - name: Move Docker image to artifacts directory