First commit

apps/agent_gateway/app/settings.py

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+from __future__ import annotations
+
+from functools import lru_cache
+from typing import Literal
+
+from pydantic import Field
+from pydantic_settings import BaseSettings, SettingsConfigDict
+
+
+class GatewaySettings(BaseSettings):
+    model_config = SettingsConfigDict(env_file=".env", env_file_encoding="utf-8", extra="ignore")
+
+    APP_NAME: str = "agent-gateway-global-supervisor"
+    APP_ENV: str = "local"
+    LOG_LEVEL: str = "INFO"
+    API_HOST: str = "0.0.0.0"
+    API_PORT: int = 8010
+    CORS_ORIGINS: str = "http://localhost:5173"
+
+    ENABLE_A2A: bool = False
+    A2A_TASK_MODE: bool = True
+    A2A_TASK_TIMEOUT_SECONDS: float = Field(default=120.0, gt=0)
+    A2A_PUBLIC_URL: str = "http://localhost:8010"
+    A2A_SECURITY_SCHEMES: dict = Field(default_factory=dict)
+    A2A_SECURITY: list[dict[str, list[str]]] = Field(default_factory=list)
+
+    BACKENDS_CONFIG_PATH: str = "./config/backends.yaml"
+    GLOBAL_ROUTING_MODE: Literal["router", "supervisor", "hybrid"] = "hybrid"
+    GLOBAL_KEEP_ACTIVE_BACKEND: bool = True
+    GLOBAL_USE_SUPERVISOR_ON_CONFLICT: bool = True
+    GLOBAL_MIN_ROUTER_CONFIDENCE: float = 0.55
+    GLOBAL_SESSION_TTL_SECONDS: int = 3600
+    BACKEND_TIMEOUT_SECONDS: float = 120.0
+
+    # Reusa o provider do framework para o supervisor LLM.
+    LLM_PROVIDER: Literal["mock", "oci_openai", "oci_sdk", "openai_compatible"] = "mock"
+    LLM_TEMPERATURE: float = 0.0
+    LLM_MAX_TOKENS: int = 700
+    LLM_TIMEOUT_SECONDS: int = 60
+    OCI_GENAI_BASE_URL: str = "https://inference.generativeai.sa-saopaulo-1.oci.oraclecloud.com/openai/v1"
+    OCI_GENAI_MODEL: str = "openai.gpt-4.1"
+    OCI_GENAI_API_KEY: str | None = None
+    ENABLE_LANGFUSE: bool = False
+    LANGFUSE_PUBLIC_KEY: str | None = None
+    LANGFUSE_SECRET_KEY: str | None = None
+    LANGFUSE_HOST: str = "https://cloud.langfuse.com"
+    MODEL_PRICES_JSON: str | None = None
+    USD_BRL_RATE: str = "5.0"
+    OCI_COMPARTMENT_ID: str | None = None
+    OCI_GENAI_PROJECT_OCID: str | None = None
+
+    OCI_AUTH_MODE: str = "config_file"
+    OCI_CONFIG_FILE: str = "~/.oci/config"
+    OCI_CONFIG_PROFILE: str = "DEFAULT"
+    OCI_REGION: str | None = None
+
+    # Analytics/Observer do próprio gateway.
+    ENABLE_ANALYTICS: bool = False
+    ANALYTICS_PROVIDERS: str = "oci_streaming"
+    GCP_PUBSUB_TOPIC_PATH: str | None = None
+    AGENT_PUBSUB_TOPIC: str | None = None
+    GCP_PROJECT_ID: str | None = None
+    GCP_PUBSUB_TOPIC: str | None = None
+    GCP_PUBSUB_TIMEOUT_SECONDS: float = 30.0
+    ANALYTICS_FAIL_SILENT: bool = True
+    ENABLE_OCI_STREAMING: bool = False
+    OCI_STREAM_ENDPOINT: str | None = None
+    OCI_STREAM_OCID: str | None = None
+    OCI_STREAM_PARTITION_KEY: str = "agent-gateway-events"
+
+
+@lru_cache
+def get_settings() -> GatewaySettings:
+    return GatewaySettings()
+
+
+settings = get_settings()