Update .gitlab-ci.yml file

.gitlab-ci.yml

@@ -0,0 +1,20 @@
+stages:
+  - build
+
+variables:
+  DOTNET_CLI_TELEMETRY_OPTOUT: "1"
+  DOTNET_SKIP_FIRST_TIME_EXPERIENCE: "1"
+
+before_script:
+  - apt-get update && apt-get install -y tar
+
+build:
+  stage: build
+  image: mcr.microsoft.com/dotnet/sdk:8.0
+  script:
+    - dotnet restore --no-cache
+    - dotnet publish -c Release -r linux-x64 --self-contained true /p:PublishSingleFile=true /p:PublishTrimmed=false /p:EnableCompressionInSingleFile=true
+    - tar -czvf publish.tar.gz -C bin/Release/net8.0/linux-x64/publish/ .
+  artifacts:
+    paths:
+      - publish.tar.gz