From 8dee1f074221b72eb0c49979aa54c327bade1ba7 Mon Sep 17 00:00:00 2001
From: Hideki Saito <hidekis@gmail.com>
Date: Sun, 28 Dec 2025 17:19:26 -0800
Subject: [PATCH 1/2] Add: Implement .NET CI workflow for build and test
 automation

---
 .github/workflows/dotnet-ci.yml | 39 +++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 .github/workflows/dotnet-ci.yml

diff --git a/.github/workflows/dotnet-ci.yml b/.github/workflows/dotnet-ci.yml
new file mode 100644
index 0000000..05fc75f
--- /dev/null
+++ b/.github/workflows/dotnet-ci.yml
@@ -0,0 +1,39 @@
+name: .NET CI
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+jobs:
+  build-and-test:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ ubuntu-latest, windows-latest, macos-latest ]
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup .NET
+        uses: actions/setup-dotnet@v4
+        with:
+          dotnet-version: 8.0.x
+
+      - name: Cache NuGet packages
+        uses: actions/cache@v4
+        with:
+          path: ~/.nuget/packages
+          key: ${{ runner.os }}-nuget-${{ hashFiles('**/*.csproj') }}
+          restore-keys: |
+            ${{ runner.os }}-nuget-
+
+      - name: Restore
+        run: dotnet restore MyNumberNET.sln
+
+      - name: Build
+        run: dotnet build MyNumberNET.sln --configuration Release --no-restore
+
+      - name: Test
+        run: dotnet test MyNumberNET.sln --configuration Release --no-build --verbosity normal

From 198696deb120ff4a4d13da43be05757866382269 Mon Sep 17 00:00:00 2001
From: Hideki Saito <hideki@hidekisaito.com>
Date: Sun, 28 Dec 2025 17:22:26 -0800
Subject: [PATCH 2/2] Potential fix for code scanning alert no. 3: Workflow
 does not contain permissions

Co-authored-by: Copilot Autofix powered by AI <62310815+github-advanced-security[bot]@users.noreply.github.com>
---
 .github/workflows/dotnet-ci.yml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/.github/workflows/dotnet-ci.yml b/.github/workflows/dotnet-ci.yml
index 05fc75f..e93d77c 100644
--- a/.github/workflows/dotnet-ci.yml
+++ b/.github/workflows/dotnet-ci.yml
@@ -1,5 +1,8 @@
 name: .NET CI
 
+permissions:
+  contents: read
+
 on:
   push:
     branches: [ "main" ]