Update swift.yml

ignore되어있는 .xcconfig secret에 추가후 스크립트 변경

.github/workflows/swift.yml

@@ -16,9 +16,13 @@ jobs:
 
     steps:
     - uses: actions/checkout@v4
+
+    - name: Create API_KEY.xcconfig file
+      run: |
+        echo "API_KEY=${{ secrets.API_KEY }}" > CamPlace/CamPlace/API_KEY.xcconfig
+  
     - name: Build Xcode
       run: | 
         xcodebuild clean test -project CamPlace/CamPlace.xcodeproj \
         -scheme CamPlace \
         -destination 'platform=iOS Simulator,name=iPhone 13,OS=latest'
-