Initial commit - cleaned repository

backup-services/google-search/backend/.env.example

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+# Google Custom Search API Configuration
+# Get your API key from: https://console.cloud.google.com/apis/credentials
+GOOGLE_API_KEY=
+
+# Get your Search Engine ID from: https://programmablesearchengine.google.com/
+GOOGLE_SEARCH_ENGINE_ID=
+
+# Alternative: SerpAPI Configuration  
+# Get your API key from: https://serpapi.com/
+SERPAPI_KEY=
+
+# Redis Configuration
+REDIS_HOST=redis
+REDIS_PORT=6379
+REDIS_DB=2
+
+# Search Settings
+DEFAULT_LANGUAGE=ko
+DEFAULT_COUNTRY=kr
+CACHE_TTL=3600
+MAX_RESULTS=10