Add Intern schema

schemas/intern.py

@@ -0,0 +1,16 @@
+from pydantic import BaseModel, Field, EmailStr
+
+class InternBase(BaseModel):
+    first_name: str = Field(..., description="Intern's first name")
+    last_name: str = Field(..., description="Intern's last name")
+    email: EmailStr = Field(..., description="Intern's email address")
+    phone_number: str = Field(..., description="Intern's phone number")
+    track: str = Field(..., description="Intern's track")
+    bio: str | None = Field(None, description="Intern's bio")
+
+class InternCreate(InternBase):
+    pass
+
+class InternResponse(InternBase):
+    class Config:
+        orm_mode = True