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/array/#/diff.js

@@ -0,0 +1,11 @@
+"use strict";
+
+var value    = require("../../object/valid-value")
+  , contains = require("./contains")
+  , filter   = Array.prototype.filter;
+
+module.exports = function (other) {
+	value(this);
+	value(other);
+	return filter.call(this, function (item) { return !contains.call(other, item); });
+};