fix: revert bad changes

bin/build.js

@@ -1,34 +1,19 @@
 #!/usr/bin/env node
 
 const schema = require('../schema.json');
+const { compile } = require('json-schema-to-typescript');
 const fs = require('fs');
 const path = require('path');
 const { promisify } = require('util');
 const writeFile = promisify(fs.writeFile);
 const { ensureDir } = require('fs-extra');
 const {listReleases} = require("@etclabscore/dl-github-releases");
-const { quicktype } = require("quicktype");
 
 // errors if you try to run with $ref to draft 7 json schema
 schema.definitions.schema.$ref = undefined;
 
-const getQuickTypeSources = (s) => {
-  return [{
-    kind: "schema",
-    name: "OpenRPC",
-    schema: JSON.stringify(s),
-  }];
-};
-
 const generateTypes = async (s) => {
-  const sources = getQuickTypeSources(s);
-  const result = await quicktype({
-    lang: "typescript",
-    leadingComments: undefined,
-    rendererOptions: { "just-types": true },
-    sources,
-  });
-  const ts = result.lines.join("\n");
+  const ts = await compile(s, "OpenRPC");
   const dir = path.resolve(__dirname, "../build/src/");
   await ensureDir(dir);
   await writeFile(`${dir}/index.d.ts`, ts, "utf8");