feat: Addition of authentication and user management systems

app/api/v1/schemas/__init__.py

@@ -0,0 +1,8 @@
+"""
+API v1 schemas package for MokPyo application.
+
+- Central access point for v1 API schemas
+"""
+
+from .user import UserCreate, UserRead
+from .token import TokenRequest, TokenResponse

app/api/v1/schemas/token.py

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+from pydantic import BaseModel, Field, field_validator
+
+
+# ----------------------------------------------------------------------
+# Token
+# ----------------------------------------------------------------------
+class TokenRequest(BaseModel):
+    username: str = Field(..., min_length=3, max_length=30)
+    password: str
+
+    @field_validator("username")
+    def all_allowed_chars(cls, v):
+        for v_char in v:
+            if not v_char in "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_":
+                raise ValueError("username can only contain a-z, A-Z, 0-9 and _")
+        return v
+
+
+class TokenResponse(BaseModel):
+    access_token: str
+    token_type: str = "bearer"

app/api/v1/schemas/user.py

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+from pydantic import BaseModel, Field, EmailStr, field_validator
+
+
+# ----------------------------------------------------------------------
+# User
+# ----------------------------------------------------------------------
+class UserCreate(BaseModel):
+    username: str = Field(..., min_length=3, max_length=30)
+    email: EmailStr
+    password: str = Field(..., min_length=8)
+
+    @field_validator("username")
+    def all_allowed_chars(cls, v):
+        for v_char in v:
+            if not v_char in "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_":
+                raise ValueError("username can only contain a-z, A-Z, 0-9 and _")
+        return v
+    
+
+class UserRead(BaseModel):
+    id: int
+    username: str
+    email: EmailStr
+    stats: str
+
+    class Config:
+        from_attributes = True