Self-hosted dashboard and admin auth (#4837)

Co-authored-by: kartik-mem0 <kartik.labhshetwar@mem0.ai>

server/models.py

@@ -0,0 +1,74 @@
+import uuid
+from datetime import datetime, timezone
+
+from sqlalchemy import DateTime, Float, ForeignKey, Integer, String, Text
+from sqlalchemy.orm import Mapped, mapped_column
+
+from db import Base
+
+
+def _utcnow() -> datetime:
+    return datetime.now(timezone.utc)
+
+
+def _new_uuid() -> uuid.UUID:
+    return uuid.uuid4()
+
+
+class User(Base):
+    __tablename__ = "users"
+
+    id: Mapped[uuid.UUID] = mapped_column(primary_key=True, default=_new_uuid)
+    name: Mapped[str] = mapped_column(String(255))
+    email: Mapped[str] = mapped_column(String(255), unique=True, index=True)
+    password_hash: Mapped[str] = mapped_column(Text)
+    role: Mapped[str] = mapped_column(String(20), default="admin")
+    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), default=_utcnow)
+    last_login_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True), nullable=True)
+
+
+class APIKey(Base):
+    __tablename__ = "api_keys"
+
+    id: Mapped[uuid.UUID] = mapped_column(primary_key=True, default=_new_uuid)
+    key_prefix: Mapped[str] = mapped_column(String(12))
+    key_hash: Mapped[str] = mapped_column(Text)
+    label: Mapped[str] = mapped_column(String(255))
+    created_by: Mapped[uuid.UUID] = mapped_column(ForeignKey("users.id", ondelete="CASCADE"))
+    last_used_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True), nullable=True)
+    revoked_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True), nullable=True)
+    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), default=_utcnow)
+
+
+class RequestLog(Base):
+    __tablename__ = "request_logs"
+
+    id: Mapped[uuid.UUID] = mapped_column(primary_key=True, default=_new_uuid)
+    method: Mapped[str] = mapped_column(String(16))
+    path: Mapped[str] = mapped_column(String(512))
+    status_code: Mapped[int] = mapped_column(Integer)
+    latency_ms: Mapped[float] = mapped_column(Float)
+    auth_type: Mapped[str] = mapped_column(String(32), default="none")
+    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), default=_utcnow)
+
+
+class RefreshTokenJti(Base):
+    __tablename__ = "refresh_token_jtis"
+
+    jti: Mapped[uuid.UUID] = mapped_column(primary_key=True, default=_new_uuid)
+    user_id: Mapped[uuid.UUID] = mapped_column(ForeignKey("users.id", ondelete="CASCADE"))
+    expires_at: Mapped[datetime] = mapped_column(DateTime(timezone=True))
+    used_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True), nullable=True)
+    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), default=_utcnow)
+
+
+class Settings(Base):
+    __tablename__ = "settings"
+
+    key: Mapped[str] = mapped_column(String(255), primary_key=True)
+    value: Mapped[str] = mapped_column(Text)
+    updated_at: Mapped[datetime] = mapped_column(
+        DateTime(timezone=True),
+        default=_utcnow,
+        onupdate=_utcnow,
+    )