init repo

app/core/config.py

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+"""Application configuration using Pydantic Settings."""
+
+from functools import lru_cache
+from pathlib import Path
+
+from pydantic_settings import BaseSettings, SettingsConfigDict
+
+
+class Settings(BaseSettings):
+    """Application settings loaded from environment variables."""
+
+    model_config = SettingsConfigDict(
+        env_file=".env",
+        env_file_encoding="utf-8",
+        case_sensitive=False,
+    )
+
+    # API Settings
+    api_prefix: str = "/doc_process/v1"
+    debug: bool = False
+
+    # PaddleOCR-VL Settings
+    paddleocr_vl_url: str = "http://localhost:8080/v1"
+
+    # Model Paths
+    doclayout_model_path: str = "app/model/DocLayout"
+    pp_doclayout_model_dir: str = "app/model/PP-DocLayout"
+
+    # Image Processing
+    max_image_size_mb: int = 10
+    image_padding_ratio: float = 0.15  # 15% on each side = 30% total expansion
+
+    # Server Settings
+    host: str = "0.0.0.0"
+    port: int = 8053
+
+    @property
+    def doclayout_model_file(self) -> Path:
+        """Get the DocLayout model file path."""
+        return Path(self.doclayout_model_path)
+
+    @property
+    def pp_doclayout_dir(self) -> Path:
+        """Get the PP-DocLayout model directory path."""
+        return Path(self.pp_doclayout_model_dir)
+
+
+@lru_cache
+def get_settings() -> Settings:
+    """Get cached settings instance."""
+    return Settings()
+