Initial commit with translated description

scripts/get_public_companies_holdings.js

@@ -0,0 +1,26 @@
+#!/usr/bin/env node
+const apiClient = require('./api_client');
+
+async function getPublicCompaniesHoldings(coinId) {
+  if (!['bitcoin', 'ethereum'].includes(coinId)) {
+    return { error: "coin_id must be either 'bitcoin' or 'ethereum'" };
+  }
+  return apiClient.get('/crypto/companies/holdings', { coin_id: coinId });
+}
+
+async function main() {
+  const args = process.argv.slice(2);
+  if (args.length === 0) {
+    console.log(JSON.stringify({
+      usage: 'node scripts/get_public_companies_holdings.js <coin_id>',
+      example: 'node scripts/get_public_companies_holdings.js bitcoin',
+      note: "coin_id must be either 'bitcoin' or 'ethereum'",
+    }, null, 2));
+    process.exit(1);
+  }
+
+  const result = await getPublicCompaniesHoldings(args[0].toLowerCase());
+  console.log(JSON.stringify(result, null, 2));
+}
+
+main();