upgrade to svelte 5

.prettierrc

@@ -6,6 +6,5 @@
     "bracketSameLine": true,
     "printWidth": 100,
     "plugins": ["prettier-plugin-svelte"],
-    "pluginSearchDirs": ["."],
     "overrides": [{ "files": "*.svelte", "options": { "parser": "svelte" } }]
 }

eslint.config.mjs

@@ -0,0 +1,74 @@
+import typescriptEslint from '@typescript-eslint/eslint-plugin';
+import globals from 'globals';
+import tsParser from '@typescript-eslint/parser';
+import parser from 'svelte-eslint-parser';
+import path from 'node:path';
+import { fileURLToPath } from 'node:url';
+import js from '@eslint/js';
+import { FlatCompat } from '@eslint/eslintrc';
+
+const __filename = fileURLToPath(import.meta.url);
+const __dirname = path.dirname(__filename);
+const compat = new FlatCompat({
+    baseDirectory: __dirname,
+    recommendedConfig: js.configs.recommended,
+    allConfig: js.configs.all
+});
+
+export default [
+    {
+        ignores: [
+            '**/.DS_Store',
+            '**/node_modules',
+            'build',
+            '.svelte-kit',
+            'package',
+            '**/.env',
+            '**/.env.*',
+            '!**/.env.example',
+            'dev-dist',
+            '**/pnpm-lock.yaml',
+            '**/package-lock.json',
+            '**/yarn.lock'
+        ]
+    },
+    ...compat.extends(
+        'eslint:recommended',
+        'plugin:@typescript-eslint/recommended',
+        'plugin:svelte/recommended',
+        'prettier'
+    ),
+    {
+        plugins: {
+            '@typescript-eslint': typescriptEslint
+        },
+
+        languageOptions: {
+            globals: {
+                ...globals.browser,
+                ...globals.node
+            },
+
+            parser: tsParser,
+            ecmaVersion: 2020,
+            sourceType: 'module',
+
+            parserOptions: {
+                extraFileExtensions: ['.svelte']
+            }
+        }
+    },
+    {
+        files: ['**/*.svelte'],
+
+        languageOptions: {
+            parser: parser,
+            ecmaVersion: 5,
+            sourceType: 'script',
+
+            parserOptions: {
+                parser: '@typescript-eslint/parser'
+            }
+        }
+    }
+];