Initial commit: n8n Strike API node

- Add Strike API credentials configuration
- Implement Strike node with 9 resources (Account, Balance, Currency Exchange, Deposit, Invoice, Payment, Payment Method, Payout, Rates)
- Add comprehensive operation descriptions for all resources
- Include CLAUDE.MD documentation
- Set up build configuration with TypeScript, ESLint, and Prettier

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

node_modules/has-value/index.js

@@ -0,0 +1,16 @@
+/*!
+ * has-value <https://github.com/jonschlinkert/has-value>
+ *
+ * Copyright (c) 2014-2017, Jon Schlinkert.
+ * Licensed under the MIT License.
+ */
+
+'use strict';
+
+var isObject = require('isobject');
+var hasValues = require('has-values');
+var get = require('get-value');
+
+module.exports = function(val, prop) {
+  return hasValues(isObject(val) && prop ? get(val, prop) : val);
+};