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/xmlbuilder/appveyor.yml

@@ -0,0 +1,20 @@
+environment:
+  matrix:
+    - nodejs_version: "4"
+    - nodejs_version: "5"
+    - nodejs_version: "6"
+    - nodejs_version: "8"
+    - nodejs_version: "10"
+    - nodejs_version: "" # latest
+
+install:
+  - ps: "Install-Product node $env:nodejs_version"
+  - "npm install"
+
+test_script:
+  - "node --version"
+  - "npm --version"
+  - "npm test"
+
+build: off
+