Added gitlab automation information

.gitlab-ci.yml

@@ -0,0 +1,40 @@
+stages:
+  - build
+  - publish
+
+variables:
+  DOTNET_CLI_TELEMETRY_OPTOUT: "1"
+  DOTNET_NOLOGO: "true"
+
+image: mcr.microsoft.com/dotnet/sdk:8.0
+
+before_script:
+  - dotnet --info
+
+build:
+  stage: build
+  script:
+    - dotnet restore
+    - dotnet build --configuration Release --no-restore
+  artifacts:
+    paths:
+      - src/AIFotoONLUS.Core/bin/**
+    expire_in: 1 hour
+
+publish_nuget:
+  stage: publish
+  image: mcr.microsoft.com/dotnet/sdk:8.0
+  variables:
+    NUGET_SOURCE: "$CI_API_V4_URL/projects/$CI_PROJECT_ID/packages/nuget/index.json"
+  script:
+    - dotnet restore
+    - dotnet tool install --global GitVersion.Tool --version 5.13.0 || true
+    - export PATH="$PATH:~/.dotnet/tools"
+    - gitversion /output buildserver
+    - echo "GitVersion_NuGetVersionV2=$GitVersion_NuGetVersionV2"
+    - dotnet pack src/AIFotoONLUS.Core/AIFotoONLUS.Core.csproj -c Release -o nuget --no-build
+    - dotnet nuget push "nuget/*.nupkg" --source "$NUGET_SOURCE" --api-key "$CI_JOB_TOKEN" --skip-duplicate
+  only:
+    - main
+    - master
+    - tags