refactor: move coordinator installer to horus directory and fix Redis installer permissions

- Moved coordinator installer from installers/infra to installers/horus
- Renamed HerocoordinatorServer to CoordinatorServer
- Fixed Redis installer permissions for /var/lib/redis directory
- Integrated coordinator with new modular Redis installer

examples/installers/horus/coordinator.vsh

@@ -0,0 +1,31 @@
+#!/usr/bin/env -S v -n -w -gc none  -cc tcc -d use_openssl -enable-globals run
+
+import incubaid.herolib.installers.horus.coordinator
+
+// Example usage of coordinator installer
+// This will:
+// 1. Check and install Redis if not running (required dependency)
+// 2. Install Rust if not already installed
+// 3. Clone the horus repository
+// 4. Build the coordinator binary
+
+println('Building coordinator from horus repository...')
+println('(This will install Redis and Rust if not already installed)\n')
+
+// Create coordinator instance - will auto-install Redis if needed
+mut coord := coordinator.new()!
+
+// Build and install
+coord.install()!
+
+println('\nCoordinator built and installed successfully!')
+println('Binary location: ${coord.binary_path}')
+
+// Note: To start the service, uncomment the lines below
+// (requires proper zinit or screen session setup)
+// coord.start()!
+// if coord.running()! {
+// 	println('Coordinator is running!')
+// }
+// coord.stop()!
+// coord.destroy()!