Fix knip unused dependencies and package reference issues

- Fix incorrect devDependency path in node-renderer package.json
  - Change from "./packages/react-on-rails" to "file:../react-on-rails"
  - Ensures proper workspace resolution

- Add missing dependencies to knip ignoreDependencies for spec/dummy
  - @babel/runtime: Required by @babel/plugin-transform-runtime
  - mini-css-extract-plugin: Used in webpack server config
  - create-react-class, react-helmet, @types/react-helmet, react-redux, react-router-dom: Used in dynamically loaded components

- Fix knip unused export warning for resetRailsContext
  - Add src/context.ts as entry point for react-on-rails package
  - This export is used by the Pro package

- Remove unnecessary eslint-disable comment in Pro jest.config.js

All changes verified:
- yarn run knip --exclude binaries: passes
- yarn run knip --production --exclude binaries: passes
- bundle exec rubocop: no offenses
- yarn run yalc:publish: all packages publish successfully

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <[email protected]>

Author: justin808

knip.ts

@@ -45,7 +45,12 @@ const config: KnipConfig = {
 
     // React on Rails core package workspace
     'packages/react-on-rails': {
-      entry: ['src/ReactOnRails.full.ts!', 'src/ReactOnRails.client.ts!', 'src/base/full.rsc.ts!'],
+      entry: [
+        'src/ReactOnRails.full.ts!',
+        'src/ReactOnRails.client.ts!',
+        'src/base/full.rsc.ts!',
+        'src/context.ts!',
+      ],
       project: ['src/**/*.[jt]s{x,}!', 'tests/**/*.[jt]s{x,}', '!lib/**'],
       ignore: [
         // Jest setup and test utilities - not detected by Jest plugin in workspace setup
@@ -159,6 +164,10 @@ const config: KnipConfig = {
         '@rescript/react',
         // The Babel plugin fails to detect it
         'babel-plugin-transform-react-remove-prop-types',
+        // Required by @babel/plugin-transform-runtime for polyfills
+        '@babel/runtime',
+        // Used in webpack server config to filter out MiniCssExtractPlugin
+        'mini-css-extract-plugin',
         // This one is weird. It's long-deprecated and shouldn't be necessary.
         // Probably need to update the Webpack config.
         'node-libs-browser',
@@ -173,6 +182,12 @@ const config: KnipConfig = {
         'url-loader',
         // Transitive dependency of shakapacker but listed as direct dependency
         'webpack-merge',
+        // Used in ignored client/app components (dynamically loaded by React on Rails)
+        'create-react-class',
+        'react-helmet',
+        '@types/react-helmet',
+        'react-redux',
+        'react-router-dom',
       ],
     },
   },

packages/react-on-rails-pro-node-renderer/package.json

@@ -51,7 +51,7 @@
     "node-html-parser": "^7.0.1",
     "nps": "^5.9.12",
     "pino-pretty": "^13.0.0",
-    "react-on-rails": "./packages/react-on-rails",
+    "react-on-rails": "file:../react-on-rails",
     "redis": "^5.0.1",
     "sentry-testkit": "^5.0.6",
     "touch": "^3.1.0",

packages/react-on-rails-pro/jest.config.js

@@ -1,4 +1,3 @@
-// eslint-disable-next-line import/no-relative-packages
 import rootConfig from '../../jest.config.base.js';
 
 const nodeVersion = parseInt(process.version.slice(1), 10);