feat: add resource library and real image workflow

app/config/settings.py

@@ -1,9 +1,12 @@
 """Application settings."""
 
 from functools import lru_cache
+from pathlib import Path
 
 from pydantic_settings import BaseSettings, SettingsConfigDict
 
+PROJECT_ROOT = Path(__file__).resolve().parents[2]
+
 
 class Settings(BaseSettings):
     """Runtime settings loaded from environment variables."""
@@ -15,11 +18,25 @@ class Settings(BaseSettings):
     database_url: str = "sqlite+aiosqlite:///./temporal_demo.db"
     temporal_address: str = "localhost:7233"
     temporal_namespace: str = "default"
+    s3_access_key: str = ""
+    s3_secret_key: str = ""
+    s3_bucket: str = ""
+    s3_region: str = ""
+    s3_endpoint: str = ""
+    s3_cname: str = ""
+    s3_presign_expiry_seconds: int = 900
+    image_generation_provider: str = "mock"
+    gemini_api_key: str = ""
+    gemini_base_url: str = "https://api.museidea.com/v1beta"
+    gemini_model: str = "gemini-3.1-flash-image-preview"
+    gemini_timeout_seconds: int = 300
+    gemini_max_attempts: int = 2
 
     model_config = SettingsConfigDict(
-        env_file=".env",
+        env_file=PROJECT_ROOT / ".env",
         env_file_encoding="utf-8",
         case_sensitive=False,
+        extra="ignore",
     )
 
     @property
@@ -34,4 +51,3 @@ def get_settings() -> Settings:
     """Return the cached application settings."""
 
     return Settings()
-