Convert simple-icons manual backup from submodule to tracked files

logos/simple-icons.manual-backup-20251123-234134/scripts/lint/jsonlint.js

@@ -0,0 +1,22 @@
+#!/usr/bin/env node
+// @ts-check
+/**
+ * @file
+ * CLI tool to run jsonschema on the simple-icons.json data file.
+ */
+
+import process from 'node:process';
+import {Validator} from 'jsonschema';
+import {getIconsData} from '../../sdk.mjs';
+import {getJsonSchemaData} from '../utils.js';
+
+const icons = await getIconsData();
+const schema = await getJsonSchemaData();
+
+const validator = new Validator();
+const result = validator.validate(icons, schema);
+if (result.errors.length > 0) {
+	for (const error of result.errors) console.error(error);
+	console.error(`Found ${result.errors.length} error(s) in simple-icons.json`);
+	process.exit(1);
+}