chore: add dump typing

Author: bytemain

index.d.ts

@@ -19,6 +19,16 @@ export function walkStack(
   commandArgs?: string[]
 ): void
 
+/**
+ * Get the contents of the minidump file in somewhat readable text(not yet symbolicated).
+ * The `callback` would be called with `callback(error, report)` upon completion.
+ */
+export function dump(
+  minidump: string,
+  callback: (err: Error, result: Buffer) => void,
+  commandArgs?: string[],
+): void
+
 /**
  * Dump debug symbols in minidump format from `binaryPath`
  * The `callback` would be called with `callback(error, minidump)` upon completion.