message: [CI] add index.html by using nightly
diff: @@ -14,19 +14,9 @@ jobs:
  - name: Checkout Repository
  uses: actions/checkout@v2
  - - name: Install Rust toolchain
  - uses: actions-rs/toolchain@v1
  - with:
  - toolchain: stable
  - profile: minimal
  - override: true
  - components: rustfmt, rust-src
  -
  - name: Build Documentation
  - uses: actions-rs/cargo@v1
  - with:
  - command: doc
  - args: --all --no-deps
  + run: |
  + RUSTDOCFLAGS="--enable-index-page -Zunstable-options" cargo +nightly doc --all --no-deps
  - name: Deploy
  uses: peaceiris/actions-gh-pages@v3
  