Fixes Docker image (#301)

* Update SDK and runtime version

* Add CHANGELOG.

CHANGELOG.md

@@ -8,6 +8,8 @@
 
 ### Bugs Fixed
 
+- Fixed failure starting Docker image. https://github.com/Azure/azure-mcp/pull/301
+
 ### Other Changes
 
 ## 0.1.2 (2025-06-03)

Dockerfile

@@ -1,5 +1,6 @@
 # Use the official .NET SDK image as the build image
-FROM mcr.microsoft.com/dotnet/sdk:9.0.102-bookworm-slim AS build
+# Verify the SDK and runtime versions match the ones in global.json
+FROM mcr.microsoft.com/dotnet/sdk:9.0.300-bookworm-slim AS build
 WORKDIR /src
 
 COPY . .
@@ -9,7 +10,7 @@ FROM build AS publish
 RUN pwsh "eng/scripts/Build-Module.ps1" -OutputPath /app/publish -OperatingSystem Linux -Architecture x64
 
 # Build the runtime image
-FROM mcr.microsoft.com/dotnet/aspnet:9.0-bookworm-slim AS runtime
+FROM mcr.microsoft.com/dotnet/aspnet:9.0.5-bookworm-slim AS runtime
 WORKDIR /app
 
 # Install Azure CLI and required dependencies

global.json

@@ -1,5 +1,6 @@
 {
     "sdk": {
+        // Keep this version in sync with the .NET SDK version used in the Dockerfile
         "version": "9.0.300",
         "rollForward": "feature"
     }