Added dotnet80 stack (#452)

* added dotnet80 stack

Signed-off-by: msivasubramaniaan <[email protected]>

* changed version to 1.0.0 and added owner of stack

Signed-off-by: msivasubramaniaan <[email protected]>

* updated code owner name

Signed-off-by: msivasubramaniaan <[email protected]>

* updated schema version

Signed-off-by: msivasubramaniaan <[email protected]>

---------

Signed-off-by: msivasubramaniaan <[email protected]>

.github/CODEOWNERS

@@ -8,12 +8,13 @@
 # for every PR that updates stacks.
 # 2. As you may notice some stacks are owned by the devfile/devfile-services-team
 # directly.
-# 3. All the owner mentions follow the format below:  
+# 3. All the owner mentions follow the format below:
 # <path-to-the-stack-dir> @owner @reviwer-team
 
 # .Net stacks
 /stacks/dotnet50/       @kadel @devfile/che-team
 /stacks/dotnet60/       @kadel @devfile/che-team
+/stacks/dotnet80/       @msivasubramaniaan @devfile/che-team
 /stacks/dotnetcore31/   @kadel @devfile/che-team
 
 # Golang stacks

stacks/dotnet80/devfile.yaml

@@ -0,0 +1,57 @@
+schemaVersion: 2.2.2
+metadata:
+  name: dotnet80
+  displayName: .NET 8.0
+  description: .NET 8.0 application
+  icon: https://github.com/dotnet/brand/raw/main/logo/dotnet-logo.png
+  tags:
+    - .NET
+    - .NET 8.0
+  projectType: dotnet
+  language: .NET
+  version: 1.0.0
+starterProjects:
+  - name: dotnet80-example
+    git:
+      checkoutFrom:
+        remote: origin
+        revision: dotnet-8.0
+      remotes:
+        origin: https://github.com/redhat-developer/s2i-dotnetcore-ex
+    subDir: app
+components:
+  - name: dotnet
+    container:
+      image: registry.access.redhat.com/ubi8/dotnet-80:8.0-9
+      args: ["tail", "-f", "/dev/null"]
+      mountSources: true
+      env:
+        - name: CONFIGURATION
+          value: Debug
+        - name: STARTUP_PROJECT
+          value: app.csproj
+        - name: ASPNETCORE_ENVIRONMENT
+          value: Development
+        - name: ASPNETCORE_URLS
+          value: http://*:8080
+      endpoints:
+        - name: https-dotnet80
+          protocol: https
+          targetPort: 8080
+commands:
+  - id: build
+    exec:
+      workingDir: ${PROJECT_SOURCE}
+      commandLine: kill $(pidof dotnet); dotnet build -c $CONFIGURATION $STARTUP_PROJECT /p:UseSharedCompilation=false
+      component: dotnet
+      group:
+        isDefault: true
+        kind: build
+  - id: run
+    exec:
+      workingDir: ${PROJECT_SOURCE}
+      commandLine: dotnet run -c $CONFIGURATION --no-build --project $STARTUP_PROJECT --no-launch-profile
+      component: dotnet
+      group:
+        isDefault: true
+        kind: run