Fix exports for TypeScript types (#257)

Closes #247

Author: nex3

package.json

@@ -9,11 +9,11 @@
   "license": "MIT",
   "exports": {
     "import": {
-      "types": "./dist/lib/index.m.d.ts",
+      "types": "./dist/types/index.m.d.ts",
       "default": "./dist/lib/index.mjs"
     },
     "types": "./dist/lib/index.d.ts",
-    "default": "./dist/lib/index.js"
+    "default": "./dist/types/index.js"
   },
   "main": "dist/lib/index.js",
   "types": "dist/types/index.d.ts",

tool/prepare-release.ts

@@ -15,8 +15,12 @@ void (async () => {
     await getLanguageRepo('lib/src/vendor');
 
     console.log('Transpiling TS into dist.');
-    shell.exec('tsc');
+    shell.exec('tsc -p tsconfig.build.json');
     shell.cp('lib/index.mjs', 'dist/lib/index.mjs');
+    shell.cp(
+      'dist/lib/src/vendor/sass/index.d.ts',
+      'dist/lib/src/vendor/sass/index.m.d.ts'
+    );
 
     console.log('Copying JS API types to dist.');
     shell.cp('-R', 'lib/src/vendor/sass', 'dist/types');