feat(init): initialize repo with codez

.aspire/settings.json

@@ -0,0 +1,3 @@
+{
+  "appHostPath": "../src/Den.AppHost/Den.AppHost.csproj"
+}

.github/CODEOWNERS

@@ -0,0 +1 @@
+* @roostmoe/sig-den

.github/workflows/dotnet.yaml

@@ -0,0 +1,26 @@
+---
+name: .NET CI
+
+on:
+  push:
+    branches: [main]
+    paths-ignore:
+      - '**.md'
+      - 'src/Den.Client/**'
+      - 'tests/Den.Client.UnitTests/**'
+
+  pull_request:
+    paths-ignore:
+      - '**.md'
+      - 'src/Den.Client/**'
+      - 'tests/Den.Client.UnitTests/**'
+
+jobs:
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v5
+      - uses: actions/setup-dotnet@v5
+      - run: dotnet build den.slnx
+      - run: dotnet test den.slnx