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/rechoir/lib/extension.js

@@ -0,0 +1,11 @@
+const path = require('path');
+
+const EXTRE = /^[.]?[^.]+([.].*)$/;
+
+module.exports = function (input) {
+  var extension = EXTRE.exec(path.basename(input));
+  if (!extension) {
+    return;
+  }
+  return extension[1];
+};