added some govno to postgres

internal/auth/models.go

@@ -15,7 +15,7 @@ type User struct {
 type RegisterRequest struct {
 	Username string `json:"username" binding:"required,min=3,max=30" example:"john"`
 	Email    string `json:"email" binding:"required,email" example:"john@example.com"`
-	Password string `json:"password" binding:"required,min=6" example:"secret123"`
+	Password string `json:"password" binding:"required,min=8" example:"Secret123!"`
 }
 
 type LoginRequest struct {
@@ -65,6 +65,15 @@ type UserResponse struct {
 	User UserPublic `json:"user"`
 }
 
+type PasswordChangeRequest struct {
+	OldPassword string `json:"old_password" binding:"required" example:"Secret123!"`
+	NewPassword string `json:"new_password" binding:"required,min=8" example:"NewSecret456!"`
+}
+
+type UpdateProfileRequest struct {
+	Username string `json:"username" binding:"required,min=3,max=30" example:"john_updated"`
+}
+
 type ErrorResponse struct {
 	Error string `json:"error" example:"invalid email or password"`
 }