fix: use corepack instead of pnpm/action-setup in GitHub Actions

Author: alckordev

.github/workflows/ci.yml

@@ -21,10 +21,11 @@ jobs:
           node-version: "24"
           cache: "pnpm"
 
-      - name: Install pnpm
-        uses: pnpm/action-setup@v4
-        with:
-          version: 10.25.0
+      - name: Enable corepack
+        run: corepack enable
+
+      - name: Verify pnpm installation
+        run: pnpm --version
 
       - name: Install dependencies
         run: pnpm install --frozen-lockfile

.github/workflows/publish.yml

@@ -23,10 +23,11 @@ jobs:
           node-version: "24"
           cache: "pnpm"
 
-      - name: Install pnpm
-        uses: pnpm/action-setup@v4
-        with:
-          version: 10.25.0
+      - name: Enable corepack
+        run: corepack enable
+
+      - name: Verify pnpm installation
+        run: pnpm --version
 
       - name: Install dependencies
         run: pnpm install --frozen-lockfile