feat: add invoice-configs management functionality

internal/models/invoice_config_model.go

@@ -0,0 +1,14 @@
+package models
+
+import "time"
+
+type InvoiceConfig struct {
+	ID          int64     `json:"id"`
+	Name        string    `json:"name"`
+	Type        string    `json:"type"`
+	Description string    `json:"description"`
+	IsActive    bool      `json:"isActive"`
+	Metadata    []byte    `json:"metadata"`
+	CreatedAt   time.Time `json:"createdAt"`
+	UpdatedAt   time.Time `json:"updatedAt"`
+}

internal/models/requests/invoice_config_request.go

@@ -0,0 +1,15 @@
+package requests
+
+type CreateInvoiceConfigRequest struct {
+	Name        string `json:"name" binding:"required"`
+	Type        string `json:"type" binding:"required"`
+	Description string `json:"description"`
+	IsActive    bool   `json:"isActive"`
+}
+
+type UpdateInvoiceConfigRequest struct {
+	Name        string `json:"name"`
+	Type        string `json:"type"`
+	Description string `json:"description"`
+	IsActive    *bool  `json:"isActive"`
+}

internal/models/responses/invoice_config_response.go

@@ -0,0 +1,13 @@
+package responses
+
+type CreateInvoiceConfigResponse struct {
+	ID int64 `json:"id"`
+}
+
+type UpdateInvoiceConfigResponse struct {
+	ID          int64  `json:"id"`
+	Name        string `json:"name"`
+	Type        string `json:"type"`
+	Description string `json:"description"`
+	IsActive    bool   `json:"isActive"`
+}