Fix workflow: lowercase image name, fix Dockerfile indentation

Author: SamNet-dev

.github/workflows/build-engine.yml

@@ -14,7 +14,7 @@ on:
 
 env:
   REGISTRY: ghcr.io
-  IMAGE_NAME: ${{ github.repository_owner }}/mtproxymax-telemt
+  IMAGE_NAME: mtproxymax-telemt
 
 jobs:
   build:
@@ -39,28 +39,27 @@ jobs:
 
       - name: Create Dockerfile
         run: |
-          cat > Dockerfile << 'EOF'
+          cat > Dockerfile <<'DEOF'
           FROM rust:1-bookworm AS builder
           ARG TELEMT_REPO=telemt/telemt
           ARG TELEMT_COMMIT
-          RUN apt-get update && apt-get install -y --no-install-recommends git && \
-              rm -rf /var/lib/apt/lists/*
+          RUN apt-get update && apt-get install -y --no-install-recommends git && rm -rf /var/lib/apt/lists/*
           RUN git clone "https://github.com/${TELEMT_REPO}.git" /build
           WORKDIR /build
           RUN git checkout "${TELEMT_COMMIT}"
-          RUN cargo build --release && \
-              strip target/release/telemt 2>/dev/null || true && \
-              cp target/release/telemt /telemt
-
+          RUN cargo build --release && strip target/release/telemt 2>/dev/null || true && cp target/release/telemt /telemt
           FROM debian:bookworm-slim
-          RUN apt-get update && \
-              apt-get install -y --no-install-recommends ca-certificates && \
-              rm -rf /var/lib/apt/lists/*
+          RUN apt-get update && apt-get install -y --no-install-recommends ca-certificates && rm -rf /var/lib/apt/lists/*
           COPY --from=builder /telemt /usr/local/bin/telemt
           RUN chmod +x /usr/local/bin/telemt
           STOPSIGNAL SIGINT
           ENTRYPOINT ["telemt"]
-          EOF
+          DEOF
+          sed -i 's/^          //' Dockerfile
+
+      - name: Lowercase owner
+        id: owner
+        run: echo "name=$(echo '${{ github.repository_owner }}' | tr '[:upper:]' '[:lower:]')" >> "$GITHUB_OUTPUT"
 
       - name: Build and push multi-arch image
         uses: docker/build-push-action@v6
@@ -71,7 +70,7 @@ jobs:
           build-args: |
             TELEMT_COMMIT=${{ github.event.inputs.telemt_commit }}
           tags: |
-            ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ github.event.inputs.version_tag }}
-            ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:latest
+            ${{ env.REGISTRY }}/${{ steps.owner.outputs.name }}/${{ env.IMAGE_NAME }}:${{ github.event.inputs.version_tag }}
+            ${{ env.REGISTRY }}/${{ steps.owner.outputs.name }}/${{ env.IMAGE_NAME }}:latest
           cache-from: type=gha
           cache-to: type=gha,mode=max