Use exact imports for icons (#4549)

* Use exact imports for icons

* Add a lint rule

eslint/index.js

@@ -4,6 +4,7 @@ module.exports = {
   rules: {
     'keep-i18n-patch-in-sync': require('./keep-i18n-patch-in-sync'),
     'avoid-unwrapped-text': require('./avoid-unwrapped-text'),
+    'use-exact-imports': require('./use-exact-imports'),
     'use-typed-gates': require('./use-typed-gates'),
   },
 }

eslint/use-exact-imports.js

@@ -0,0 +1,22 @@
+/* eslint-disable bsky-internal/use-exact-imports */
+const BANNED_IMPORTS = [
+  '@fortawesome/free-regular-svg-icons',
+  '@fortawesome/free-solid-svg-icons',
+]
+
+exports.create = function create(context) {
+  return {
+    Literal(node) {
+      if (typeof node.value !== 'string') {
+        return
+      }
+      if (BANNED_IMPORTS.includes(node.value)) {
+        context.report({
+          node,
+          message:
+            'Import the specific thing you want instead of the entire package',
+        })
+      }
+    },
+  }
+}