Events for distributed actions

[krystian-panek-vmltech]

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[Copilot]

Pull Request Overview

This PR implements an event-driven architecture for distributed actions in the ACM system, replacing direct action execution with event-based communication across instances.

• Introduces a new event system with EventDispatcher, EventManager, and EventListener interfaces
• Refactors execution queue reset and adds execution history clearing functionality to use events
• Adds a new "Execution History" tab with clear functionality to the maintenance interface

Reviewed Changes

Copilot reviewed 17 out of 17 changed files in this pull request and generated 1 comment.

Show a summary per file

File	Description
ui.frontend/src/pages/MaintenancePage.tsx	Renames Script Executor to Code Executor and adds Execution History tab
ui.frontend/src/components/ExecutionsResetButton.tsx	Updates reset action to use event-based API endpoint
ui.frontend/src/components/ExecutionHistoryClearButton.tsx	New component for clearing execution history via events
ui.frontend/src/components/ExecutionHistory.tsx	New tab component providing execution history management interface
ui.frontend/src/components/CodeExecutor.tsx	Renames component from ScriptExecutor to CodeExecutor
ui.apps/src/main/content/jcr_root/apps/acm/api/event/.content.xml	JCR configuration for new event API endpoint
core/src/main/java/dev/vml/es/acm/core/servlet/QueueCodeServlet.java	Removes direct execution queue reset logic in favor of event-based approach
core/src/main/java/dev/vml/es/acm/core/servlet/EventServlet.java	New servlet handling event dispatch requests
core/src/main/java/dev/vml/es/acm/core/event/*	Complete event system implementation with managers, listeners, and dispatchers
core/src/main/java/dev/vml/es/acm/core/code/ExecutionHistory.java	Adds clear() method for removing execution history

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