feat: migrate Redis installer and add to coordinator dependencies

- Migrated Redis to new installer pattern with fixed config template
- Coordinator now auto-installs Redis if missing
- Added progress indicators and consolidated examples

examples/installers/base/redis_test_template.vsh

@@ -1,24 +0,0 @@
-#!/usr/bin/env -S v -n -w -gc none  -cc tcc -d use_openssl -enable-globals run
-
-import incubaid.herolib.installers.base
-
-println('=== Testing Redis Template Application ===\n')
-
-// Stop redis first
-println('Stopping redis...')
-base.stop() or {}
-
-// Start redis (this will apply the template)
-println('Starting redis with template...')
-base.start(port: 6379, datadir: '/root/hero/var/redis')!
-
-println('✅ Redis started')
-
-// Verify it's running
-if base.check(port: 6379) {
-	println('✅ Redis is responding to ping')
-} else {
-	println('❌ Redis is not responding')
-}
-
-println('\n✅ Done!')