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/es5-ext/string/#/plain-replace.js

@@ -0,0 +1,9 @@
+"use strict";
+
+var indexOf = String.prototype.indexOf, slice = String.prototype.slice;
+
+module.exports = function (search, replace) {
+	var index = indexOf.call(this, search);
+	if (index === -1) return String(this);
+	return slice.call(this, 0, index) + replace + slice.call(this, index + String(search).length);
+};