[#82] Remove all the mono-repo multiple packages files

Author: malparty

packages/eslint-config-nimble-core/lib/index.js renamed to configs/core/lib/index.js

@@ -12,7 +12,7 @@ module.exports = {
     '@nimblehq/eslint-config-nimble-typescript',
   ],
   parserOptions: {
-    ecmaVersion: 6,
+    ecmaVersion: 'latest',
     sourceType: 'module',
     ecmaFeatures: {
       jsx: true,

packages/eslint-config-nimble-core/lib/rules/base.js renamed to configs/core/lib/rules/base.js

@@ -0,0 +1,25 @@
+const configs = {
+  flat: {
+    recommended: {
+      plugins: { react: plugin },
+      rules: configs.recommended.rules,
+      languageOptions: { parserOptions: configs.recommended.parserOptions },
+    },
+    all: {
+      plugins: { react: plugin },
+      rules: configs.all.rules,
+      languageOptions: { parserOptions: configs.all.parserOptions },
+    },
+    'jsx-runtime': {
+      plugins: { react: plugin },
+      rules: configs['jsx-runtime'].rules,
+      languageOptions: { parserOptions: configs['jsx-runtime'].parserOptions },
+    },
+  },
+};
+
+const plugin = {
+  configs,
+};
+
+module.exports = plugin;