chore: save session state – feature/phase-1 ready to implement

- Update session-context.md with exact resume point for next session
- Update settings.local.json with broader git permissions
- feature/grundstruktur merged to develop
- PAT authentication configured

Version: 0.2.3

backend/app/schemas/auth.py

@@ -0,0 +1,26 @@
+from pydantic import BaseModel, EmailStr
+
+from app.schemas.tenant import TenantRead
+from app.schemas.user import UserRead
+
+
+class LoginRequest(BaseModel):
+    email: EmailStr
+    password: str
+
+
+class RefreshRequest(BaseModel):
+    refresh_token: str
+
+
+class TokenResponse(BaseModel):
+    access_token: str
+    refresh_token: str
+    token_type: str = "bearer"
+    user: UserRead
+    tenants: list[TenantRead]
+
+
+class AccessTokenResponse(BaseModel):
+    access_token: str
+    token_type: str = "bearer"