ci: install corepack in docker (#920)

Author: Legend-Master

.github/workflows/publish-napi.yml

@@ -40,7 +40,11 @@ jobs:
           - host: ubuntu-latest
             target: x86_64-unknown-linux-gnu
             docker: ghcr.io/napi-rs/napi-rs/nodejs-rust:lts-debian
-            build: cd node && pnpm build --target x86_64-unknown-linux-gnu
+            build: |
+              npm i -g --force corepack
+              corepack enable
+              cd node
+              pnpm build --target x86_64-unknown-linux-gnu
           - host: ubuntu-latest
             target: x86_64-unknown-linux-musl
             docker: ghcr.io/napi-rs/napi-rs/nodejs-rust:lts-alpine
@@ -51,7 +55,11 @@ jobs:
           - host: ubuntu-latest
             target: aarch64-unknown-linux-gnu
             docker: ghcr.io/napi-rs/napi-rs/nodejs-rust:lts-debian-aarch64
-            build: cd node && pnpm build --target aarch64-unknown-linux-gnu
+            build: |
+              npm i -g --force corepack
+              corepack enable
+              cd node
+              pnpm build --target aarch64-unknown-linux-gnu
           - host: ubuntu-latest
             target: armv7-unknown-linux-gnueabihf
             setup: |