Add Country schema

schemas/country.py

@@ -0,0 +1,40 @@
+from pydantic import BaseModel, Field, constr
+from typing import Optional
+
+class CountryBase(BaseModel):
+    name: str = Field(..., min_length=1, max_length=100, description="Country name")
+    code: constr(min_length=2, max_length=2) = Field(..., description="Two-letter country code")
+    capital: str = Field(..., min_length=1, description="Capital city")
+    region: str = Field(..., min_length=1, description="Geographic region")
+    currency: str = Field(..., min_length=1, description="Official currency")
+    language: str = Field(..., min_length=1, description="Official language")
+
+class CountryCreate(CountryBase):
+    class Config:
+        schema_extra = {
+            "example": {
+                "name": "France",
+                "code": "FR",
+                "capital": "Paris", 
+                "region": "Europe",
+                "currency": "EUR",
+                "language": "French"
+            }
+        }
+
+class Country(CountryBase):
+    id: int
+    
+    class Config:
+        orm_mode = True
+        schema_extra = {
+            "example": {
+                "id": 1,
+                "name": "France",
+                "code": "FR", 
+                "capital": "Paris",
+                "region": "Europe",
+                "currency": "EUR",
+                "language": "French"
+            }
+        }