Add State schema

schemas/state.py

@@ -0,0 +1,25 @@
+# Base Schema
+class StateBase(BaseModel):
+    name: str = Field(..., unique=True, index=True, description="Name of the state")
+    abbreviation: str = Field(..., unique=True, index=True, description="Abbreviation of the state")
+    is_active: bool = Field(True, description="Whether the state is active or not")
+
+    class Config:
+        schema_extra = {
+            "example": {
+                "name": "California",
+                "abbreviation": "CA",
+                "is_active": True
+            }
+        }
+
+# Create Schema
+class StateCreate(StateBase):
+    pass
+
+# Response Schema
+class StateResponse(StateBase):
+    id: int
+
+    class Config:
+        orm_mode = True