first commit

api/config.py

@@ -0,0 +1,50 @@
+from __future__ import annotations
+
+from dataclasses import dataclass
+
+from decouple import config
+
+
+def _to_bool(value: str) -> bool:
+    return value.strip().lower() in {"1", "true", "yes", "on"}
+
+
+@dataclass(frozen=True)
+class Settings:
+    app_host: str = config("API_HOST", default="0.0.0.0")
+    app_port: int = config("API_PORT", cast=int, default=8080)
+    openai_base_url: str = config(
+        "OPENAI_BASE_URL", default="https://openrouter.ai/api/v1"
+    )
+    openai_api_key: str = config("OPENAI_API_KEY", default="")
+    llm_model: str = config("LLM_MODEL", default="openai/gpt-4.1-mini")
+    embedding_model: str = config(
+        "EMBEDDING_MODEL", default="deepvk/USER2-small"
+    )
+    embedding_device: str = config("EMBEDDING_DEVICE", default="cpu")
+    chroma_host: str = config("CHROMA_HOST", default="chromadb")
+    chroma_port: int = config("CHROMA_PORT", cast=int, default=8000)
+    chroma_collection: str = config("CHROMA_COLLECTION", default="law_chunks")
+    chroma_ssl: bool = _to_bool(config("CHROMA_SSL", default="false"))
+    rag_top_k: int = config("RAG_TOP_K", cast=int, default=5)
+    fts_top_k: int = config("FTS_TOP_K", cast=int, default=20)
+    vector_top_k: int = config("VECTOR_TOP_K", cast=int, default=20)
+    index_batch_size: int = config("INDEX_BATCH_SIZE", cast=int, default=32)
+    llm_timeout_seconds: int = config("LLM_TIMEOUT_SECONDS", cast=int, default=90)
+    log_level: str = config("LOG_LEVEL", default="INFO")
+    auto_index_on_startup: bool = _to_bool(config("AUTO_INDEX_ON_STARTUP", default="true"))
+    auto_index_only_if_empty: bool = _to_bool(
+        config("AUTO_INDEX_ONLY_IF_EMPTY", default="true")
+    )
+    auto_index_reset_collection: bool = _to_bool(
+        config("AUTO_INDEX_RESET_COLLECTION", default="false")
+    )
+    auto_index_retry_delay_seconds: int = config(
+        "AUTO_INDEX_RETRY_DELAY_SECONDS", cast=int, default=15
+    )
+    auto_index_max_attempts: int = config(
+        "AUTO_INDEX_MAX_ATTEMPTS", cast=int, default=20
+    )
+
+
+settings = Settings()