Refactor code structure for improved readability and maintainability

.yarnrc.yml

@@ -0,0 +1,18 @@
+enableGlobalCache: false
+
+enableScripts: true
+
+nodeLinker: pnp
+
+npmMinimalAgeGate: 0
+
+npmPreapprovedPackages:
+  - "@jig-software/trest"
+  - "@jig-software/sdk"
+
+npmScopes:
+  jig-software:
+    npmAlwaysAuth: true
+    npmAuthToken: "${JIG_SOFTWARE_GITEA_DEPLOYMENT_TOKEN:-NONE}"
+    npmPublishRegistry: "https://gitea.jig.com.hk/api/packages/jig-software/npm/"
+    npmRegistryServer: "https://gitea.jig.com.hk/api/packages/jig-software/npm/"