code review fixes

ui/src/app/pipes/speed.pipe.ts

@@ -1,43 +1,19 @@
 import { Pipe, PipeTransform } from "@angular/core";
-import { BehaviorSubject, throttleTime } from "rxjs";
 
 @Pipe({
     name: 'speed',
-    pure: false // Make the pipe impure so it can handle async updates
+    pure: true
 })
 export class SpeedPipe implements PipeTransform {
-  private speedSubject = new BehaviorSubject<number>(0);
-  private formattedSpeed = '';
-
-  constructor() {
-    // Throttle updates to once per second
-    this.speedSubject.pipe(
-      throttleTime(1000)
-    ).subscribe(speed => {
-      // If speed is invalid or 0, return empty string
-      if (speed === null || speed === undefined || isNaN(speed) || speed <= 0) {
-        this.formattedSpeed = '';
-        return;
-      }
-      
-      const k = 1024;
-      const dm = 2;
-      const sizes = ['B/s', 'KB/s', 'MB/s', 'GB/s', 'TB/s', 'PB/s', 'EB/s', 'ZB/s', 'YB/s'];
-      const i = Math.floor(Math.log(speed) / Math.log(k));
-      this.formattedSpeed = parseFloat((speed / Math.pow(k, i)).toFixed(dm)) + ' ' + sizes[i];
-    });
-  }
-
   transform(value: number): string {
-    // If speed is invalid or 0, return empty string
     if (value === null || value === undefined || isNaN(value) || value <= 0) {
       return '';
     }
-    
-    // Update the speed subject
-    this.speedSubject.next(value);
-    
-    // Return the last formatted speed
-    return this.formattedSpeed;
+
+    const k = 1024;
+    const decimals = 2;
+    const sizes = ['B/s', 'KB/s', 'MB/s', 'GB/s', 'TB/s', 'PB/s', 'EB/s', 'ZB/s', 'YB/s'];
+    const i = Math.floor(Math.log(value) / Math.log(k));
+    return `${parseFloat((value / Math.pow(k, i)).toFixed(decimals))} ${sizes[i]}`;
   }
 }