Cleanup, fixing YT/Spotify auth

.eslint.cjs

@@ -0,0 +1,73 @@
+const { defineConfig, globalIgnores } = require('eslint/config');
+
+const tsParser = require('@typescript-eslint/parser');
+const typescriptEslint = require('@typescript-eslint/eslint-plugin');
+const parser = require('svelte-eslint-parser');
+const globals = require('globals');
+const js = require('@eslint/js');
+
+const { FlatCompat } = require('@eslint/eslintrc');
+
+const compat = new FlatCompat({
+  baseDirectory: __dirname,
+  recommendedConfig: js.configs.recommended,
+  allConfig: js.configs.all
+});
+
+module.exports = defineConfig([
+  {
+    languageOptions: {
+      parser: tsParser,
+      sourceType: 'module',
+      ecmaVersion: 2020,
+
+      parserOptions: {
+        extraFileExtensions: ['.svelte']
+      },
+
+      globals: {
+        ...globals.browser,
+        ...globals.node
+      }
+    },
+
+    extends: compat.extends(
+      'plugin:svelte/recommended',
+      'plugin:@typescript-eslint/recommended',
+      'prettier'
+    ),
+
+    plugins: {
+      '@typescript-eslint': typescriptEslint
+    },
+
+    settings: {
+      'svelte3/typescript': () => require('typescript')
+    }
+  },
+  globalIgnores(['**/*.cjs']),
+  {
+    files: ['**/*.svelte'],
+
+    languageOptions: {
+      parser: parser,
+
+      parserOptions: {
+        parser: '@typescript-eslint/parser'
+      }
+    }
+  },
+  globalIgnores([
+    '**/.DS_Store',
+    '**/node_modules',
+    'build',
+    '.svelte-kit',
+    'package',
+    '**/.env',
+    '**/.env.*',
+    '!**/.env.example',
+    '**/pnpm-lock.yaml',
+    '**/package-lock.json',
+    '**/yarn.lock'
+  ])
+]);