Clean up code and enable strict TS

src/utils/delta-time-calculator.ts

@@ -41,6 +41,6 @@ export class DeltaTimeCalculator {
   }
 
   public get fps() {
-    return 1 / this.deltaTimeAccumulator;
+    return this.deltaTimeAccumulator ? 1 / this.deltaTimeAccumulator : 0;
   }
 }

src/utils/error-handler.ts

@@ -30,7 +30,7 @@ export class ErrorHandler {
   }
 
   public static addMetadata(key: string, value: any) {
-    const serialized = {};
+    const serialized: Record<string, any> = {};
     for (const k in value) {
       serialized[k] = value[k];
     }

src/utils/graphics/noise.ts

@@ -83,5 +83,5 @@ export const generateNoise = ({
     textureCache.set(cacheKey, colorTexture);
   }
 
-  return textureCache.get(cacheKey).createView();
+  return textureCache.get(cacheKey)!.createView();
 };

src/utils/graphics/resizable-texture.ts

@@ -3,8 +3,8 @@ import { vec2 } from 'gl-matrix';
 import { CopyPipeline } from '../../pipelines/copy/copy-pipeline';
 
 export class ResizableTexture {
-  private texture: GPUTexture;
-  private textureView: GPUTextureView;
+  private texture!: GPUTexture;
+  private textureView!: GPUTextureView;
   private readonly copyPipeline: CopyPipeline;
   private size: vec2 | null = null;
 
@@ -35,7 +35,7 @@ export class ResizableTexture {
 
     const newTextureView = newTexture.createView();
 
-    if (this.textureView) {
+    if (this.size) {
       const commandEncoder = this.device.createCommandEncoder();
       this.copyPipeline.execute(
         commandEncoder,