Ubuntu EOL changes and additional info about dotnet 10.0-preview version.

Author: Kaniska244

src/dotnet/README.md

@@ -21,6 +21,8 @@ This Feature installs the latest .NET SDK, which includes the .NET CLI and the s
 | aspNetCoreRuntimeVersions | Enter additional ASP.NET Core runtime versions, separated by commas. Use 'latest' for the latest version, 'lts' for the latest LTS version, 'X.Y' or 'X.Y.Z' for a specific version. | string | - |
 | workloads | Enter additional .NET SDK workloads, separated by commas. Use 'dotnet workload search' to learn what workloads are available to install. | string | - |
 
+The dotnet '10.0' version provided as option is only the dotnet '10.0-preview' version. The dotnet '10.0' stable version is expected to be released by end of 2025. The preview version is still under development and is generally not supported for production use.
+
 ## Customizations
 
 ### VS Code Extensions

src/dotnet/devcontainer-feature.json

@@ -11,6 +11,7 @@
                 "latest",
                 "lts",
                 "none",
+                // This below dotnet 10 is the dotnet 10.0-preview version. Please check the readme file for more details. 
                 "10.0",
                 "8.0",
                 "7.0",

test/dotnet/install_dotnet_multiple_versions.sh

@@ -22,15 +22,9 @@ is_dotnet_sdk_version_installed "8.0"
 check ".NET SDK 7.0 installed" \
 is_dotnet_sdk_version_installed "7.0"
 
-check ".NET SDK 6.0 installed" \
-is_dotnet_sdk_version_installed "6.0"
-
 check ".NET SDK 10.0 installed" \
 is_dotnet_sdk_version_installed "10.0"
 
-check ".NET Core SDK 3.1 installed" \
-is_dotnet_sdk_version_installed "3.1"
-
 check "Build example class library" \
 dotnet build projects/multitargeting
 
@@ -43,15 +37,9 @@ dotnet run --project projects/net8.0
 check "Build and run .NET 7.0 project" \
 dotnet run --project projects/net7.0
 
-check "Build and run .NET 6.0 project" \
-dotnet run --project projects/net6.0
-
 check "Build and run .NET 10.0 project" \
 dotnet run --project projects/net10.0
 
-check "Build and run .NET Core 3.1 project" \
-dotnet run --project projects/netcoreapp3.1
-
 # Report results
 # If any of the checks above exited with a non-zero exit code, the test will fail.
 reportResults

test/dotnet/install_dotnet_specific_release.sh

@@ -13,13 +13,13 @@ source dev-container-features-test-lib
 source dotnet_env.sh
 source dotnet_helpers.sh
 
-expected=$(fetch_latest_version_in_channel "3.1")
+expected=$(fetch_latest_version_in_channel "8.0")
 
-check ".NET Core SDK 3.1 installed" \
+check ".NET Core SDK 8.0 installed" \
 is_dotnet_sdk_version_installed "$expected"
 
 check "Build and run example project" \
-dotnet run --project projects/netcoreapp3.1 
+dotnet run --project projects/net8.0 
 
 # Report results
 # If any of the checks above exited with a non-zero exit code, the test will fail.

test/dotnet/install_dotnet_specific_release_and_feature_band.sh

@@ -13,11 +13,11 @@ source dev-container-features-test-lib
 source dotnet_env.sh
 source dotnet_helpers.sh
 
-check ".NET SDK 5.0.3xx installed" \
-is_dotnet_sdk_version_installed "5.0.3"
+check ".NET SDK 8.0.3xx installed" \
+is_dotnet_sdk_version_installed "8.0.3"
 
 check "Build and run example project" \
-dotnet run --project projects/net5.0 
+dotnet run --project projects/net8.0 
 
 # Report results
 # If any of the checks above exited with a non-zero exit code, the test will fail.

test/dotnet/scenarios.json

@@ -9,20 +9,20 @@
         }
     },
     "install_dotnet_specific_release": {
-        "image": "mcr.microsoft.com/devcontainers/base:ubuntu-20.04",
+        "image": "mcr.microsoft.com/devcontainers/base:ubuntu-24.04",
         "remoteUser": "vscode",
         "features": {
             "dotnet": {
-                "version": "3.1"
+                "version": "8.0"
             }
         }
     },
     "install_dotnet_specific_release_and_feature_band": {
-        "image": "mcr.microsoft.com/devcontainers/base:ubuntu-20.04",
+        "image": "mcr.microsoft.com/devcontainers/base:ubuntu-24.04",
         "remoteUser": "vscode",
         "features": {
             "dotnet": {
-                "version": "5.0.3xx"
+                "version": "8.0.3xx"
             }
         }
     },
@@ -44,9 +44,7 @@
                 "additionalVersions": [
                     "9.0",
                     "8.0",
-                    "7.0",
-                    "6.0",
-                    "3.1"
+                    "7.0"
                 ]
             }
         }