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agent/.env.example

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+# ADK Orchestrator Environment Configuration
+# Copy to .env and fill in actual values
+
+# Google Cloud Configuration
+PROJECT_ID=your-project-id
+LOCATION=us-central1
+REGION=us-central1
+
+# Vertex AI Configuration
+VERTEX_AI_ENDPOINT=https://us-central1-aiplatform.googleapis.com
+VERTEX_AI_API_VERSION=v1
+
+# Agent Engine Configuration
+AGENT_ENGINE_ENDPOINT=https://agent-engine.googleapis.com
+AGENT_REGISTRY_URL=https://agent-engine.googleapis.com/v1/agents
+
+# Memory Bank Configuration
+MEMORY_BANK_CORPUS=adk-orchestrator-memory
+MEMORY_BANK_TTL_DAYS=14
+
+# Session Service Configuration
+SESSION_SERVICE_TYPE=vertex-ai
+SESSION_TTL_DAYS=30
+SESSION_AUTO_SAVE=true
+
+# Model Configuration
+MODEL_NAME=models/gemini-2.0-flash-exp
+MODEL_TEMPERATURE=0.7
+MODEL_MAX_TOKENS=8192
+MODEL_TOP_P=0.95
+MODEL_TOP_K=40
+
+# A2A Protocol Configuration
+A2A_ENABLED=true
+A2A_DISCOVERY_REFRESH_MINUTES=5
+A2A_MAX_CONCURRENT_INVOCATIONS=50
+A2A_DEFAULT_TIMEOUT_SECONDS=30
+
+# Monitoring & Observability
+ENABLE_TRACING=true
+ENABLE_METRICS=true
+ENABLE_LOGGING=true
+LOG_LEVEL=INFO
+TRACE_SAMPLING_RATE=0.1
+
+# Security
+ENABLE_AUTH=true
+AUTH_TYPE=oauth2
+OAUTH_CLIENT_ID=your-client-id
+OAUTH_CLIENT_SECRET=your-client-secret
+API_KEY=your-api-key
+
+# Rate Limiting
+RATE_LIMIT_ENABLED=true
+RATE_LIMIT_RPM=1000
+RATE_LIMIT_BURST=100
+
+# Circuit Breaker
+CIRCUIT_BREAKER_ENABLED=true
+CIRCUIT_BREAKER_THRESHOLD=5
+CIRCUIT_BREAKER_TIMEOUT=30
+CIRCUIT_BREAKER_RESET_TIMEOUT=60
+
+# Performance Tuning
+MAX_WORKERS=10
+CONNECTION_POOL_SIZE=20
+REQUEST_TIMEOUT=300
+KEEPALIVE_TIMEOUT=600
+
+# Development Settings
+DEBUG=false
+DEVELOPMENT_MODE=false
+HOT_RELOAD=false
+
+# Testing Configuration
+TEST_MODE=false
+TEST_PROJECT_ID=test-project
+TEST_MOCK_AGENTS=false
+
+# Deployment Configuration
+DEPLOYMENT_ENV=production
+DEPLOYMENT_VERSION=1.0.0
+DEPLOYMENT_REVISION=1
+
+# Service Account (for local development)
+GOOGLE_APPLICATION_CREDENTIALS=/path/to/service-account-key.json
+
+# Additional GCP Services
+ENABLE_CLOUD_STORAGE=true
+STORAGE_BUCKET=adk-orchestrator-storage
+ENABLE_BIGQUERY=true
+BIGQUERY_DATASET=adk_orchestrator
+
+# Compliance
+COMPLIANCE_MODE=R5
+DATA_RETENTION_DAYS=14
+ENABLE_AUDIT_LOG=true
+AUDIT_LOG_BUCKET=adk-orchestrator-audit
+
+# Feature Flags
+ENABLE_PARALLEL_WORKFLOWS=true
+ENABLE_LOOP_WORKFLOWS=true
+ENABLE_TEAM_CREATION=true
+ENABLE_AUTO_RECOVERY=true
+ENABLE_HEALTH_MONITORING=true
+
+# External Integrations
+SLACK_WEBHOOK_URL=https://hooks.slack.com/services/YOUR/WEBHOOK/URL
+PAGERDUTY_API_KEY=your-pagerduty-key
+DATADOG_API_KEY=your-datadog-key
+
+# Cache Configuration
+CACHE_ENABLED=true
+CACHE_TTL_SECONDS=3600
+CACHE_MAX_SIZE_MB=512
+
+# Database (if using Cloud SQL)
+DATABASE_ENABLED=false
+DATABASE_HOST=
+DATABASE_PORT=5432
+DATABASE_NAME=adk_orchestrator
+DATABASE_USER=
+DATABASE_PASSWORD=
+
+# Redis (if using Memorystore)
+REDIS_ENABLED=false
+REDIS_HOST=
+REDIS_PORT=6379
+REDIS_PASSWORD=
+
+# Custom Settings
+CUSTOM_AGENT_TIMEOUT_MULTIPLIER=1.5
+CUSTOM_RETRY_ATTEMPTS=3
+CUSTOM_BACKOFF_BASE=2
+CUSTOM_MAX_BACKOFF=60