Maingraph for MC

New Features Stopwatch Node Added timer stopwatch node with multiple control operations: START: Start timing, reset accumulated time to 0 PAUSE: Pause timing, save elapsed time RESUME: Resume timing STOP: Stop timing RESET: Reset all states Output ports: ELAPSED_TICKS: Get elapsed ticks (integer) ELAPSED_SECONDS: Get elapsed seconds (float, ticks/20) Timing state stored using node runtime data, supporting multiple independent stopwatch instances Server Commands Added /mgmc openui server command: Administrators can remotely open a player's blueprint selection interface Triggers client UI via OpenUIPayload network packet Requires admin privileges (permission level >= 2) Improvements Node Hover Tooltips Refactored node hover tooltip system, supporting all node types: Display node title, category, mod source and other metadata Adopted modern glassmorphism design style Improved visual layout and color scheme Added localization keys such as node_category.mgmc Marker Node Descriptions Added description field support for marker nodes: Added description property to NodeDefinition Added description() method to NodeHelper for setting node descriptions Hold Alt key while hovering over marker nodes to show description tooltip Includes node usage instructions and "Long press [w] to ponder" hint Fixes UI Rendering Layer Fixed screen-space UI elements being obscured by nodes and regions Added Z-axis offsets for various UI elements: Quick search and marker editing: +150 Top toolbar: +100 Node menu and context menu: +250 Notification popups: +300 Settings panel: +400 Used pushPose/popPose to ensure correct layer nesting Localization Added Chinese and English localization entries: node.mgmc.timer.name: Stopwatch node.mgmc.timer.port.start/pause/resume/stop/reset: Start/Pause/Resume/Stop/Reset node.mgmc.timer.port.elapsed_ticks/elapsed_seconds: Elapsed Ticks/Elapsed Seconds