Added: creating database, sql tx repository

internal/config/setup.go

@@ -0,0 +1,25 @@
+package config
+
+import (
+	"encoding/json"
+	"os"
+)
+
+type AppConfig struct {
+	SqlTablesDir string `json:"sql-tables-dir"`
+}
+
+var appConfigInstance *AppConfig
+
+func Setup() {
+	file, err := os.ReadFile("config.json")
+	if err != nil {
+		panic(err)
+	}
+
+	if err = json.Unmarshal(file, &appConfigInstance); err != nil {
+		panic(err)
+	}
+}
+
+func GetAppConfig() *AppConfig { return appConfigInstance }