Move to dtolnay/toolchain (#211)

* Move to dtolnay/toolchain

* Correct dtolnay/toolchain to rust-roolchain

* Pass toolchain by argument instead of revision

Introduces malleability by referring to HEAD of dtolnay, yet GHA errored on the
prior syntax.

.github/actions/build-dependencies/action.yml

@@ -33,7 +33,7 @@ runs:
         solc-select use 0.8.16
 
     - name: Install Rust
-      uses: ./.github/actions/cached-rust
+      uses: dtolnay/rust-toolchain@master
       with:
         toolchain: ${{ inputs.rust-toolchain }}
         components: ${{ inputs.rust-components }}
@@ -44,8 +44,7 @@ runs:
       run: echo "version=$(cat .github/nightly-version)" >> $GITHUB_OUTPUT
 
     - name: Install WASM toolchain
-      uses: actions-rs/toolchain@v1
+      uses: dtolnay/rust-toolchain@master
       with:
         toolchain: ${{ steps.nightly.outputs.version }}
-        profile: minimal
+        targets: wasm32-unknown-unknown
-        target: wasm32-unknown-unknown

.github/actions/cached-rust/action.yml

@@ -1,34 +0,0 @@
-name: cached-rust
-description: Installs Rust, caching ~/.cargo and ./target
-
-inputs:
-  toolchain:
-    description: "Toolchain to install"
-    required: false
-    default: stable
-
-  components:
-    description: "Components to install"
-    required: false
-    default:
-
-runs:
-  using: "composite"
-  steps:
-    - name: Rust Cache
-      uses: actions/cache@v3
-      with:
-        path: |
-          ~/.cargo/registry
-          ~/.cargo/git
-          ./target
-        key: ${{ runner.os }}-${{ runner.arch }}-rust-${{ steps.install-rust.outputs.rustc_hash }}-${{ hashFiles('**/Cargo.lock') }}
-        restore-keys: ${{ runner.os }}-${{ runner.arch }}-rust-${{ steps.install-rust.outputs.rustc_hash }}-
-
-    - name: Install Rust
-      uses: actions-rs/toolchain@v1
-      with:
-        toolchain: ${{ inputs.toolchain }}
-        profile: minimal
-        default: true
-        components: ${{ inputs.components }}

.github/workflows/daily-deny.yml

@@ -18,10 +18,7 @@ jobs:
           key: rust-advisory-db
 
       - name: Install cargo
-        uses: actions-rs/toolchain@v1
+        uses: dtolnay/rust-toolchain@stable
-        with:
-          toolchain: stable
-          profile: minimal
 
       - name: Install cargo deny
         run: cargo install --locked cargo-deny

.github/workflows/tests.yml

@@ -40,10 +40,7 @@ jobs:
           key: rust-advisory-db
 
       - name: Install cargo
-        uses: actions-rs/toolchain@v1
+        uses: dtolnay/rust-toolchain@stable
-        with:
-          toolchain: stable
-          profile: minimal
 
       - name: Install cargo deny
         run: cargo install --locked cargo-deny
@@ -73,12 +70,10 @@ jobs:
         id: nightly
         run: echo "version=$(cat .github/nightly-version)" >> $GITHUB_OUTPUT
 
-      # Doesn't grab the cache as it's not needed
       - name: Install rustfmt
-        uses: actions-rs/toolchain@v1
+        uses: dtolnay/rust-toolchain@master
         with:
           toolchain: ${{ steps.nightly.outputs.version }}
-          profile: minimal
           components: rustfmt
 
       - name: Run rustfmt