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/n8n-workflow/dist/cjs/expressions/expression-helpers.d.ts

@@ -0,0 +1,6 @@
+/**
+ * Checks if the given value is an expression. An expression is a string that
+ * starts with '='.
+ */
+export declare const isExpression: (expr: unknown) => expr is string;
+//# sourceMappingURL=expression-helpers.d.ts.map

node_modules/n8n-workflow/dist/cjs/expressions/expression-helpers.d.ts.map

@@ -0,0 +1 @@
+{"version":3,"file":"expression-helpers.d.ts","sourceRoot":"","sources":["../../../src/expressions/expression-helpers.ts"],"names":[],"mappings":"AAAA;;;GAGG;AACH,eAAO,MAAM,YAAY,GAAI,MAAM,OAAO,KAAG,IAAI,IAAI,MAIpD,CAAC"}

node_modules/n8n-workflow/dist/cjs/expressions/expression-helpers.js

@@ -0,0 +1,24 @@
+(function (factory) {
+    if (typeof module === "object" && typeof module.exports === "object") {
+        var v = factory(require, exports);
+        if (v !== undefined) module.exports = v;
+    }
+    else if (typeof define === "function" && define.amd) {
+        define(["require", "exports"], factory);
+    }
+})(function (require, exports) {
+    "use strict";
+    Object.defineProperty(exports, "__esModule", { value: true });
+    exports.isExpression = void 0;
+    /**
+     * Checks if the given value is an expression. An expression is a string that
+     * starts with '='.
+     */
+    const isExpression = (expr) => {
+        if (typeof expr !== 'string')
+            return false;
+        return expr.charAt(0) === '=';
+    };
+    exports.isExpression = isExpression;
+});
+//# sourceMappingURL=expression-helpers.js.map

node_modules/n8n-workflow/dist/cjs/expressions/expression-helpers.js.map

@@ -0,0 +1 @@
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