feat: add components.json to export conditions (#5546)

Author: joshblack

.changeset/hip-dragons-bathe.md

@@ -0,0 +1,5 @@
+---
+"@primer/react": minor
+---
+
+Add support for importing `@primer/react/generated/components.json` to npm package

package-lock.json

@@ -24,7 +24,9 @@
     "./test-helpers": {
       "import": "./lib-esm/test-helpers.js",
       "require": "./lib/test-helpers.js"
-    }
+    },
+    "./generated/components.json": "./generated/components.json",
+    "./generated/hooks.json": "./generated/hooks.json"
   },
   "typings": "lib/index.d.ts",
   "sideEffects": [
@@ -121,6 +123,7 @@
     "@primer/css": "^21.5.1",
     "@rollup/plugin-babel": "6.0.4",
     "@rollup/plugin-commonjs": "25.0.4",
+    "@rollup/plugin-json": "6.1.0",
     "@rollup/plugin-node-resolve": "15.1.0",
     "@rollup/plugin-replace": "6.0.2",
     "@rollup/plugin-terser": "0.4.4",

packages/react/package.json

@@ -6,6 +6,7 @@ const core = require('@actions/core')
 const commonjs = require('@rollup/plugin-commonjs')
 const {nodeResolve} = require('@rollup/plugin-node-resolve')
 const virtual = require('@rollup/plugin-virtual')
+const json = require('@rollup/plugin-json')
 const {filesize} = require('filesize')
 const {rollup} = require('rollup')
 const {minify} = require('terser')
@@ -54,6 +55,7 @@ async function main() {
         commonjs({
           include: [/node_modules/],
         }),
+        json(),
         noopCSSModules,
       ],
       onwarn: () => {},
@@ -78,6 +80,7 @@ async function main() {
             include: /node_modules/,
           }),
           noopCSSModules,
+          json(),
           virtual({
             __entrypoint__: `export { ${identifier} } from '${filepath}';`,
           }),