diff --git a/.github/workflows/build-and-test.yml b/.github/workflows/build-and-test.yml
new file mode 100644
index 0000000..3bd4170
--- /dev/null
+++ b/.github/workflows/build-and-test.yml
@@ -0,0 +1,28 @@
+name: Build and Test
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  build-and-test:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Setup .NET
+        uses: actions/setup-dotnet@v4
+        with:
+          dotnet-version: '10.0.x'
+
+      - name: Restore dependencies
+        run: dotnet restore
+
+      - name: Build
+        run: dotnet build --no-restore --configuration Release
+
+      - name: Test
+        run: dotnet test --no-build --configuration Release --verbosity normal
diff --git a/README.md b/README.md
index e601254..0e33887 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,8 @@
 # 💰 Budgeteer
 
-A personal finance dashboard built with Blazor Server (.NET 10). Track accounts, record transactions, manage categories, and visualise your balance trend over time — all from a single self-hosted app.
+[![Build and Test](https://github.com/edgeofsanity76/Budgeteer/actions/workflows/build-and-test.yml/badge.svg)](https://github.com/edgeofsanity76/Budgeteer/actions/workflows/build-and-test.yml)
+
+A personal finance dashboard built with Blazor Server (.NET 10).
 
 ## Features