diff --git a/src/game/__tests__/dominion-lib-undo-canUndoAction.spec.ts b/src/game/__tests__/dominion-lib-undo-canUndoAction.spec.ts
index 455506c..04225b7 100644
--- a/src/game/__tests__/dominion-lib-undo-canUndoAction.spec.ts
+++ b/src/game/__tests__/dominion-lib-undo-canUndoAction.spec.ts
@@ -40,7 +40,9 @@ describe('canUndoAction', () => {
 
   beforeEach(() => {
     jest.clearAllMocks();
-    consoleErrorSpy = jest.spyOn(console, 'error').mockImplementation(() => {});
+    consoleErrorSpy = jest.spyOn(console, 'error').mockImplementation(() => {
+      // do nothing
+    });
     removeTargetAndLinkedActionsSpy = jest.spyOn(undoHelpers, 'removeTargetAndLinkedActions');
     reconstructGameStateSpy = jest.spyOn(undoHelpers, 'reconstructGameState');
   });
diff --git a/src/game/__tests__/dominion-lib-undoAction.spec.ts b/src/game/__tests__/dominion-lib-undoAction.spec.ts
index 8dc8008..0c04912 100644
--- a/src/game/__tests__/dominion-lib-undoAction.spec.ts
+++ b/src/game/__tests__/dominion-lib-undoAction.spec.ts
@@ -33,7 +33,9 @@ describe('undoAction', () => {
 
   beforeEach(() => {
     jest.clearAllMocks();
-    consoleErrorSpy = jest.spyOn(console, 'error').mockImplementation(() => {});
+    consoleErrorSpy = jest.spyOn(console, 'error').mockImplementation(() => {
+      // do nothing
+    });
 
     removeTargetAndLinkedActionsSpy = undoHelpers.removeTargetAndLinkedActions as jest.Mock;
     reconstructGameStateSpy = undoHelpers.reconstructGameState as jest.Mock;
diff --git a/src/game/dominion-lib-load-save.ts b/src/game/dominion-lib-load-save.ts
index f965aa5..b2de473 100644
--- a/src/game/dominion-lib-load-save.ts
+++ b/src/game/dominion-lib-load-save.ts
@@ -322,64 +322,74 @@ export function safeParseSavedGameMetadata(jsonString: string): ISavedGameMetada
  * @param game - The game object to validate
  * @returns Whether the game object is valid
  */
-export function isValidGame(game: any): game is IGame {
-  const isValidPlayer = (player: any): player is IPlayer => {
+export function isValidGame(game: unknown): game is IGame {
+  if (typeof game !== 'object' || game === null) {
+    return false;
+  }
+
+  const g = game as Record<string, unknown>;
+
+  const isValidPlayer = (player: unknown): player is IPlayer => {
+    if (typeof player !== 'object' || player === null) return false;
+    const p = player as Record<string, unknown>;
     return (
-      typeof player.name === 'string' &&
-      typeof player.mats === 'object' &&
-      typeof player.turn === 'object' &&
-      typeof player.newTurn === 'object' &&
-      typeof player.victory === 'object'
+      typeof p.name === 'string' &&
+      typeof p.mats === 'object' &&
+      typeof p.turn === 'object' &&
+      typeof p.newTurn === 'object' &&
+      typeof p.victory === 'object'
     );
   };
 
-  const isValidSupply = (supply: any): supply is IGameSupply => {
+  const isValidSupply = (supply: unknown): supply is IGameSupply => {
+    if (typeof supply !== 'object' || supply === null) return false;
+    const s = supply as Record<string, unknown>;
     return (
-      typeof supply === 'object' &&
-      typeof supply.estates === 'number' &&
-      typeof supply.duchies === 'number' &&
-      typeof supply.provinces === 'number' &&
-      typeof supply.coppers === 'number' &&
-      typeof supply.silvers === 'number' &&
-      typeof supply.golds === 'number' &&
-      typeof supply.curses === 'number' &&
-      typeof supply.colonies === 'number' &&
-      typeof supply.platinums === 'number'
+      typeof s.estates === 'number' &&
+      typeof s.duchies === 'number' &&
+      typeof s.provinces === 'number' &&
+      typeof s.coppers === 'number' &&
+      typeof s.silvers === 'number' &&
+      typeof s.golds === 'number' &&
+      typeof s.curses === 'number' &&
+      typeof s.colonies === 'number' &&
+      typeof s.platinums === 'number'
     );
   };
 
-  const isValidOptions = (options: any): options is IGameOptions => {
+  const isValidOptions = (options: unknown): options is IGameOptions => {
+    if (typeof options !== 'object' || options === null) return false;
+    const o = options as Record<string, unknown>;
     return (
-      typeof options === 'object' &&
-      typeof options.curses === 'boolean' &&
-      typeof options.expansions === 'object' &&
-      typeof options.mats === 'object'
+      typeof o.curses === 'boolean' &&
+      typeof o.expansions === 'object' &&
+      typeof o.mats === 'object'
     );
   };
 
-  const isValidLogEntry = (logEntry: any): logEntry is ILogEntry => {
+  const isValidLogEntry = (logEntry: unknown): logEntry is ILogEntry => {
+    if (typeof logEntry !== 'object' || logEntry === null) return false;
+    const l = logEntry as Record<string, unknown>;
     return (
-      typeof logEntry.id === 'string' &&
-      logEntry.timestamp instanceof Date &&
-      typeof logEntry.playerIndex === 'number' &&
-      typeof logEntry.action === 'string'
+      typeof l.id === 'string' &&
+      l.timestamp instanceof Date &&
+      typeof l.playerIndex === 'number' &&
+      typeof l.action === 'string'
     );
   };
 
   return (
-    game !== null &&
-    game !== undefined &&
-    Array.isArray(game.players) &&
-    game.players.every(isValidPlayer) &&
-    isValidSupply(game.supply) &&
-    isValidOptions(game.options) &&
-    Array.isArray(game.log) &&
-    game.log.every(isValidLogEntry) &&
-    typeof game.currentTurn === 'number' &&
-    typeof game.currentPlayerIndex === 'number' &&
-    typeof game.firstPlayerIndex === 'number' &&
-    typeof game.selectedPlayerIndex === 'number' &&
-    typeof game.currentStep === 'number' &&
-    typeof game.setsRequired === 'number'
+    Array.isArray(g.players) &&
+    g.players.every(isValidPlayer) &&
+    isValidSupply(g.supply) &&
+    isValidOptions(g.options) &&
+    Array.isArray(g.log) &&
+    g.log.every(isValidLogEntry) &&
+    typeof g.currentTurn === 'number' &&
+    typeof g.currentPlayerIndex === 'number' &&
+    typeof g.firstPlayerIndex === 'number' &&
+    typeof g.selectedPlayerIndex === 'number' &&
+    typeof g.currentStep === 'number' &&
+    typeof g.setsRequired === 'number'
   );
 }
diff --git a/src/main.tsx b/src/main.tsx
index cb48943..100e48b 100644
--- a/src/main.tsx
+++ b/src/main.tsx
@@ -1,3 +1,4 @@
+import React from 'react';
 import { StrictMode } from 'react';
 import * as ReactDOM from 'react-dom/client';
 
diff --git a/src/types/fonts.d.ts b/src/types/fonts.d.ts
index 0b6cf02..732c3f8 100644
--- a/src/types/fonts.d.ts
+++ b/src/types/fonts.d.ts
@@ -1,9 +1,9 @@
 declare module '*.ttf' {
-  const content: any;
+  const content: string;
   export default content;
 }
 
 declare module '*.otf' {
-  const content: any;
+  const content: string;
   export default content;
 }
diff --git a/webpack.config.js b/webpack.config.js
index 24550b5..45ebb35 100644
--- a/webpack.config.js
+++ b/webpack.config.js
@@ -1,3 +1,4 @@
+/* eslint-disable @typescript-eslint/no-require-imports */
 const { NxAppWebpackPlugin } = require('@nx/webpack/app-plugin');
 const { NxReactWebpackPlugin } = require('@nx/react/webpack-plugin');
 const { join } = require('path');