Add GitHub Actions workflow for Bun tests and test status badge

Author: bobymicroby

.github/workflows/test.yml

@@ -0,0 +1,25 @@
+name: Test
+
+on:
+  push:
+    branches: [ master, main ]
+  pull_request:
+    branches: [ master, main ]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    
+    steps:
+    - uses: actions/checkout@v4
+    
+    - name: Setup Bun
+      uses: oven-sh/setup-bun@v2
+      with:
+        bun-version: latest
+    
+    - name: Install dependencies
+      run: bun install
+    
+    - name: Run tests
+      run: bun test

README.md

@@ -1,5 +1,7 @@
 # Redis RESP Proxy
 
+[![Test](https://github.com/redis-developer/cae-resp-proxy/actions/workflows/test.yml/badge.svg)](https://github.com/redis-developer/cae-resp-proxy/actions/workflows/test.yml)
+
 A Redis protocol proxy with HTTP API for response injection.
 
 ## Features