Add dotenv configuration to multiple files for environment variable management

package.json

@@ -10,5 +10,8 @@
   },
   "dependencies": {
     "discord.js": "^14.16.3"
+  },
+  "overrides": {
+    "undici": "^6.23.0"
   }
 }

src/deploy-commands.js

@@ -1,3 +1,5 @@
+require('dotenv').config();
+
 const { REST, Routes } = require('discord.js');
 const { command } = require('./commands/claim-donation');
 

src/index.js

@@ -1,3 +1,5 @@
+require('dotenv').config();
+
 const { Client, GatewayIntentBits, Events } = require('discord.js');
 const { handleCommand, handleModal, MODAL_ID } = require('./commands/claim-donation');
 const { getAccessToken, TOKEN_PATH } = require('./services/token-store');

src/setup-oauth.js

@@ -1,3 +1,5 @@
+require('dotenv').config();
+
 const http = require('node:http');
 const crypto = require('node:crypto');
 const { execSync } = require('node:child_process');