Add extracted tools: CitrineOS, OpenOCPP, ShapeShifter

- CitrineOS core extracted (CSMS OCPP 2.0.1)
- OpenOCPP extracted (firmware OCPP 1.6J/2.0.1)
- ShapeShifter library installed (pip install -e)
- ShapeShifter specification extracted
- EVerest extracted

TODO updated with progress

tools/citrineos-core-main/eslint.config.base.js

@@ -0,0 +1,43 @@
+// SPDX-FileCopyrightText: 2025 Contributors to the CitrineOS Project
+//
+// SPDX-License-Identifier: Apache-2.0
+
+import eslint from '@eslint/js';
+import tseslint from 'typescript-eslint';
+import prettierConfig from 'eslint-config-prettier';
+import pluginPrettier from 'eslint-plugin-prettier';
+
+export const sharedConfigs = [
+  eslint.configs.recommended,
+  ...tseslint.configs.recommended,
+  {
+    plugins: {
+      prettier: pluginPrettier,
+    },
+    rules: {
+      '@typescript-eslint/no-explicit-any': 'off',
+      '@typescript-eslint/no-unused-vars': [
+        'warn',
+        {
+          argsIgnorePattern: '^_',
+          varsIgnorePattern: '^_',
+          caughtErrorsIgnorePattern: '^_',
+        },
+      ],
+      '@typescript-eslint/no-empty-object-type': 'off',
+      'prettier/prettier': 'error',
+    },
+  },
+  prettierConfig,
+];
+
+export const sharedIgnores = {
+  ignores: [
+    '**/dist/**',
+    '**/node_modules/**',
+    '**/lib/**',
+    '**/coverage/**',
+    'eslint.config.js',
+    'eslint.config.mjs',
+  ],
+};