fix():

internal/auth/config/config.go

@@ -27,7 +27,7 @@ func Load() (*Config, error) {
 	_ = godotenv.Load()
 
 	return &Config{
-		GRPCPort:             mustGetInt("AUTH_GRPC_PORT", 50052),
+		GRPCPort:             mustGetInt("AUTH_GRPC_PORT", 50051),
 		GRPCEnableReflection: mustGetBool("AUTH_GRPC_ENABLE_REFLECTION", false),
 		HTTPPort:             mustGetInt("AUTH_HTTP_PORT", 8081),
 		LogLevel:             getEnv("LOG_LEVEL", "info"),

internal/auth/handler/grpc/auth.go

@@ -53,7 +53,10 @@ func (h *AuthHandler) SignIn(ctx context.Context, req *pb.SignInRequest) (*pb.Si
 	return &pb.SignInResponse{Token: token}, nil
 }
 
-func (h *AuthHandler) ValidateToken(ctx context.Context, req *pb.ValidateTokenRequest) (*pb.ValidateTokenResponse, error) {
+func (h *AuthHandler) ValidateToken(
+	ctx context.Context,
+	req *pb.ValidateTokenRequest,
+) (*pb.ValidateTokenResponse, error) {
 	token := req.Token
 
 	if token == "" {

internal/auth/handler/http/auth.go

@@ -12,13 +12,13 @@ import (
 )
 
 type SignUpRequest struct {
-	Email    string `json:"email" binding:"required,email"`
+	Email    string `json:"email"    binding:"required,email"`
 	Username string `json:"username" binding:"required"`
 	Password string `json:"password" binding:"required"`
 }
 
 type SignInRequest struct {
-	Email    string `json:"email" binding:"required,email"`
+	Email    string `json:"email"    binding:"required,email"`
 	Password string `json:"password" binding:"required"`
 }