chore: switch to pnpm

.github/workflows/push.yml

@@ -11,16 +11,22 @@ jobs:
     name: Test
 
     steps:
-      - uses: actions/[email protected]
+      - uses: actions/[email protected]
+
+      - name: Install pnpm
+        uses: pnpm/action-setup@v4
+        with:
+          version: latest
+
       - uses: actions/[email protected]
         with:
-          node-version: 18
-          cache: yarn
+          node-version: 20
+          cache: pnpm
 
       - name: Build
         run: |
-          yarn install
-          yarn build
+          pnpm install
+          pnpm build
 
       - name: Unit tests
-        run: yarn test
+        run: pnpm test

README.md

@@ -44,7 +44,7 @@ type SchemaType = Infer<typeof schema>;
 
   Using `discriminator()` you get errors like:
 
-  ` At path: value.name -- Expected a string with a length between ``0``and ``256`` but received one with a length of ``257``  `.
+  `At path: value.name -- Expected a string with a length between ``0``and ``256`` but received one with a length of ``257`` `.
 
 - Better semantics.
 - Easier translation to and from [JSON typedef](https://jsontypedef.com/) should
@@ -112,17 +112,17 @@ discriminator('result', {
 ### Building
 
 ```
-yarn build
+pnpm build
 ```
 
 ### Testing
 
 ```
-yarn test
+pnpm test
 ```
 
 ### Releasing
 
 ```
-yarn release-it
+pnpm release-it
 ```