feat: implement auth, projects, and frontend foundation

apps/api/src/models/user_config.py

@@ -0,0 +1,20 @@
+import uuid
+from typing import TYPE_CHECKING
+
+from sqlalchemy import ForeignKey
+from sqlalchemy.dialects.postgresql import JSONB, UUID
+from sqlalchemy.orm import Mapped, mapped_column, relationship
+
+from src.models.base import Base, TimestampMixin, UUIDPrimaryKeyMixin
+
+if TYPE_CHECKING:
+    from src.models.user import User
+
+
+class UserConfig(UUIDPrimaryKeyMixin, TimestampMixin, Base):
+    __tablename__ = "user_configs"
+
+    user_id: Mapped[uuid.UUID] = mapped_column(UUID(as_uuid=True), ForeignKey("users.id"), nullable=False, unique=True)
+    config: Mapped[dict[str, object]] = mapped_column(JSONB, default=dict, nullable=False)
+
+    user: Mapped["User"] = relationship(back_populates="user_config")