diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 000000000000..f3c865f58ce4
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,44 @@
+# syntax=docker/dockerfile:1
+
+FROM mcr.microsoft.com/dotnet/sdk:9.0.100 AS build
+WORKDIR /src
+
+# Copy dependency manifests first for better layer caching
+COPY global.json nuget.config Directory.Packages.props Directory.Build.props umbraco.sln ./
+COPY src/Umbraco.Web.UI/Umbraco.Web.UI.csproj src/Umbraco.Web.UI/
+COPY src/Umbraco.Cms.Targets/Umbraco.Cms.Targets.csproj src/Umbraco.Cms.Targets/
+COPY src/Umbraco.Cms.StaticAssets/Umbraco.Cms.StaticAssets.csproj src/Umbraco.Cms.StaticAssets/
+COPY src/Umbraco.Cms.Persistence.Sqlite/Umbraco.Cms.Persistence.Sqlite.csproj src/Umbraco.Cms.Persistence.Sqlite/
+COPY src/Umbraco.Cms.Persistence.EFCore/Umbraco.Cms.Persistence.EFCore.csproj src/Umbraco.Cms.Persistence.EFCore/
+COPY src/Umbraco.Cms.Persistence.EFCore.Sqlite/Umbraco.Cms.Persistence.EFCore.Sqlite.csproj src/Umbraco.Cms.Persistence.EFCore.Sqlite/
+COPY src/Umbraco.Cms.Persistence.EFCore.SqlServer/Umbraco.Cms.Persistence.EFCore.SqlServer.csproj src/Umbraco.Cms.Persistence.EFCore.SqlServer/
+COPY src/Umbraco.Web.Common/Umbraco.Web.Common.csproj src/Umbraco.Web.Common/
+COPY src/Umbraco.Core/Umbraco.Core.csproj src/Umbraco.Core/
+COPY src/Umbraco.Infrastructure/Umbraco.Infrastructure.csproj src/Umbraco.Infrastructure/
+COPY src/Umbraco.Examine.Lucene/Umbraco.Examine.Lucene.csproj src/Umbraco.Examine.Lucene/
+COPY src/Umbraco.PublishedCache.HybridCache/Umbraco.PublishedCache.HybridCache.csproj src/Umbraco.PublishedCache.HybridCache/
+
+# Restore dependencies
+RUN dotnet restore src/Umbraco.Web.UI/Umbraco.Web.UI.csproj
+
+# Copy the remaining source code
+COPY . .
+
+# Build and publish
+RUN dotnet publish src/Umbraco.Web.UI/Umbraco.Web.UI.csproj \
+    -c Release \
+    -o /app/publish \
+    --no-restore
+
+FROM mcr.microsoft.com/dotnet/aspnet:9.0.0 AS runtime
+WORKDIR /app
+
+ENV ASPNETCORE_URLS=http://+:8080 \
+    ASPNETCORE_ENVIRONMENT=Production \
+    DOTNET_RUNNING_IN_CONTAINER=true
+
+COPY --from=build /app/publish .
+
+EXPOSE 8080
+
+ENTRYPOINT ["dotnet", "Umbraco.Web.UI.dll"]
diff --git a/templates/UmbracoDockerCompose/docker-compose.yml b/templates/UmbracoDockerCompose/docker-compose.yml
index 7acae5d8d636..1020068e71e1 100644
--- a/templates/UmbracoDockerCompose/docker-compose.yml
+++ b/templates/UmbracoDockerCompose/docker-compose.yml
@@ -48,7 +48,7 @@ services:
         condition: service_healthy
     restart: always
     ports:
-      - "TEMPLATE_PORT:8080"
+      - "8080:8080"
     networks:
       - umbnet
     develop: