feat: initialize Discord bot project with basic command structure

- Add package.json with dependencies and scripts for building, testing, and running the bot.
- Implement bot startup logic in src/bot.ts, handling interactions and commands.
- Create command structure in src/commands/index.ts, including a ping command in src/commands/ping.ts.
- Add configuration loading from environment variables in src/config.ts.
- Implement command registration in Discord API in src/deploy-commands.ts.
- Bootstrap the bot in src/index.ts.
- Configure TypeScript settings in tsconfig.json.

eslint.config.cjs

@@ -0,0 +1,26 @@
+const tsEslint = require("@typescript-eslint/eslint-plugin");
+const tsParser = require("@typescript-eslint/parser");
+
+/** @type {import("eslint").Linter.FlatConfig[]} */
+module.exports = [
+  {
+    ignores: ["dist/**", "node_modules/**"],
+  },
+  {
+    files: ["**/*.ts"],
+    languageOptions: {
+      parser: tsParser,
+      parserOptions: {
+        project: "./tsconfig.json",
+        sourceType: "module",
+      },
+    },
+    plugins: {
+      "@typescript-eslint": tsEslint,
+    },
+    rules: {
+      "no-console": "off",
+      "@typescript-eslint/no-explicit-any": "warn",
+    },
+  },
+];