update permission (devcontainers#1403)

Author: Mathiyarasy

src/dotnet/.devcontainer/Dockerfile

@@ -2,13 +2,15 @@ ARG VARIANT=9.0-bookworm-slim
 FROM mcr.microsoft.com/dotnet/sdk:${VARIANT}
 ENV PATH $PATH:/home/vscode/.dotnet:/home/vscode/.dotnet/tools
 
+RUN chmod -R a+w /usr/share/dotnet
+
 ARG VARIANT
 RUN if [ "${VARIANT#*noble}" != "$VARIANT"  ]; then \
-        if id "ubuntu" &>/dev/null; then \
-            echo "Deleting user 'ubuntu'  for $VARIANT" && userdel -f -r ubuntu || echo "Failed to delete ubuntu user for $VARIANT"; \
-        else \
-            echo "User 'ubuntu' does not exist for $VARIANT"; \ 
-        fi; \
+    if id "ubuntu" &>/dev/null; then \
+    echo "Deleting user 'ubuntu'  for $VARIANT" && userdel -f -r ubuntu || echo "Failed to delete ubuntu user for $VARIANT"; \
+    else \
+    echo "User 'ubuntu' does not exist for $VARIANT"; \ 
+    fi; \
     fi
 
 # clear this environment variable so xml docs from NuGet packages are unpackaged. The default dotnet/sdk image sets it to 'skip'.

src/dotnet/test-project/aspnetapp.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFramework>netcoreapp5.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
     <UserSecretsId>31051026529000467138</UserSecretsId>
   </PropertyGroup>
 

src/dotnet/test-project/test-utils.sh

@@ -171,4 +171,19 @@ fixTestProjectFolderPrivs() {
             sudo chown -R ${USERNAME} "${TEST_PROJECT_FOLDER}"
         fi
     fi
+}
+
+checkBuild()
+{
+    echo -e "\n🧪 Testing dotnet build"
+    build_output=$(dotnet build 2>&1)
+    # Check if the specific error message is present in the output
+    if echo "$build_output" | grep -q "dotnet workload update"; then
+        echoStderr "❌ dotnet build check failed."
+        FAILED+=("dotnet build")
+        return 1 
+    else
+       echo "✅  Passed!"
+       return 0
+    fi
 }

src/dotnet/test-project/test.sh

@@ -8,6 +8,7 @@ checkCommon
 
 # Image specific tests
 check "dotnet" dotnet --info
+checkBuild
 check "nuget" dotnet restore
 check "msbuild" dotnet msbuild
 sudo rm -rf obj bin