Create file_watcher_EVT.js

Simple file watch event. Triggers when a file is created in a dir. 

I had a use, Someone else might hence why i'm requesting a merg.

events/file_watcher_EVT.js

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+module.exports = {
+    name: 'File Watcher',
+    displayName: 'File Watch Event',
+    isEvent: true,
+
+    fields: [
+      'Directory to Watch (Relative to bot directory)',
+      'Variable Name for Filename',
+    ],
+
+    mod(DBM) {
+      const { Bot, Actions } = DBM;
+      const fs = require('fs');
+      const path = require('path');
+      DBM.Events = DBM.Events || {};
+      const fileWatcher = {};
+      DBM.Events.fileWatcher = {};
+      fileWatcher.watchers = {};
+
+      fileWatcher.setupWatchers = function setupWatchers() {
+        if (!Bot.$evts['File Watcher']) return;
+
+        for (const event of Bot.$evts['File Watcher']) {
+          try {
+            if (!event.temp || !event.temp2) return;
+            const eventName = event.name;
+            const watchDir = path.resolve(__dirname, '..', event.temp);
+            const variableName = event.temp2;
+
+            const watcher = fs.watch(watchDir, (eventType, filename) => {
+              if (eventType === 'rename' && filename) {
+                const filePath = path.join(watchDir, filename);
+                fs.stat(filePath, (err, stats) => {
+                  if (!err && stats.isFile()) {
+                    const payload = {};
+                    payload[variableName] = filename;
+                    Actions.invokeEvent(event, null, payload);
+                  }
+                });
+              }
+            });
+
+            fileWatcher.watchers[eventName] = watcher;
+            console.log(`[File Watcher] Event '${eventName}' has been set up for directory '${watchDir}'.`);
+          } catch (error) {
+            console.error(`Event error: ${error}`);
+          }
+        }
+      };
+
+      const { onReady } = DBM.Bot;
+      DBM.Bot.onReady = function fileWatcherOnReady(...params) {
+        fileWatcher.setupWatchers();
+        onReady.apply(this, ...params);
+      };
+    },
+  };
+