refactor: replace shell script with node for type fixup

.github/workflows/test.yml

@@ -31,13 +31,7 @@ jobs:
         run: npm run lint
 
       - name: npm types
-        if: runner.os != 'Windows' # because of ./fixup.sh
         run: npm run types
 
       - name: npm test
-        if: runner.os != 'Windows'
         run: npm test
-
-      - name: npm test
-        if: runner.os == 'Windows'
-        run: npm run test:unit

fixup.js

@@ -0,0 +1,12 @@
+import fs from 'node:fs';
+import path from 'node:path';
+
+let podium = path.join(process.cwd(), 'types', 'podium.d.ts');
+let module = path.join(process.cwd(), 'types', 'layout-plugin.d.ts');
+
+fs.writeFileSync(
+    module,
+    `${fs.readFileSync(podium, 'utf-8')}
+${fs.readFileSync(module, 'utf-8')}`,
+    'utf-8',
+);

package.json

@@ -36,7 +36,9 @@
     "test:unit": "tap --disable-coverage --allow-empty-coverage",
     "test:types": "tsc --project tsconfig.test.json",
     "test:coverage": "tap",
-    "types": "tsc --declaration --emitDeclarationOnly  && ./fixup.sh"
+    "types": "run-s types:tsc types:fixup",
+    "types:tsc": "tsc --declaration --emitDeclarationOnly",
+    "types:fixup": "node ./fixup.js"
   },
   "author": "Trygve Lie",
   "dependencies": {