Add support for submitting the transactions to Actual server

src/util/code.ts

@@ -0,0 +1,9 @@
+const standardContext = {
+  
+};
+
+export function jsMapper<I, O>(code: string, context: Record<string, unknown>): (task: I) => O {
+  const ctx = { ...standardContext, ...context };
+  const filter = new Function('$', ...Object.keys(ctx), code);
+  return (task: I) => filter(task, ...Object.values(ctx));
+}

src/util/config.ts

@@ -0,0 +1,17 @@
+import { readFileSync } from "fs";
+
+const specialOptions: Record<string, (text: string) => string> = {
+  $__file: (arg: string) => readFileSync(arg, 'utf8').trim()
+};
+
+export const enhancedStringConfig = (value: string) => {  
+  const trimmed = value.trim();
+
+  for(const opt of Object.keys(specialOptions)) {
+    if(trimmed.startsWith(`${opt}:`) && opt in specialOptions) {      
+      return specialOptions[opt](trimmed.slice(opt.length + 1).trim());
+    }
+  }
+
+  return trimmed;
+};