chore: add documentation, test configs and subxt examples

- Update .gitignore for local Claude files and generated artifacts
- Add MAINNET_ROADMAP.md with deployment phases
- Add zombienet test configuration files
- Add Pezkuwi-specific subxt examples for token transfers

Cargo.lock

@@ -14780,6 +14780,17 @@ dependencies = [
  "zagros-runtime",
 ]
 
+[[package]]
+name = "pezkuwi-zombienet-cli"
+version = "0.44.0"
+dependencies = [
+ "anyhow",
+ "clap",
+ "pezkuwi-zombienet-sdk",
+ "tokio",
+ "tracing-subscriber 0.3.22",
+]
+
 [[package]]
 name = "pezkuwi-zombienet-configuration"
 version = "0.44.0"