ci: link with mold (#11776)

Add `rui314/setup-mold` to set `mold` as the default linker wherever
we build any code. This makes linking a lot faster for dylibs (proc macros)
and the final binaries.

Author: DaniPopes

.github/workflows/benchmarks.yml

@@ -47,6 +47,8 @@ jobs:
         with:
           toolchain: stable
 
+      - uses: rui314/setup-mold@725a8794d15fc7563f59595bd9556495c0564878 # v1
+
       - name: Cache Rust dependencies
         uses: Swatinem/rust-cache@f13886b937689c021905a6b90929199931d60db1 # v2
         with:

.github/workflows/docker-publish.yml

@@ -32,6 +32,7 @@ jobs:
       - uses: dtolnay/rust-toolchain@e97e2d8cc328f1b50210efc529dca0028893a2d9 # master
         with:
           toolchain: stable
+      - uses: rui314/setup-mold@725a8794d15fc7563f59595bd9556495c0564878 # v1
       - name: Install gcc aarch64
         id: aarch_64_setup
         run: |

.github/workflows/nextest.yml

@@ -65,6 +65,7 @@ jobs:
         with:
           toolchain: stable
           target: ${{ matrix.target }}
+      - uses: rui314/setup-mold@725a8794d15fc7563f59595bd9556495c0564878 # v1
       - uses: taiki-e/install-action@cd39cb0572834c149bf3533a143f05e09def0f3c # v2
         with:
           tool: nextest

.github/workflows/release.yml

@@ -145,6 +145,7 @@ jobs:
         with:
           toolchain: stable
           targets: ${{ matrix.target }}
+      - uses: rui314/setup-mold@725a8794d15fc7563f59595bd9556495c0564878 # v1
 
       - name: Apple M1 setup
         if: matrix.target == 'aarch64-apple-darwin'

.github/workflows/test.yml

@@ -37,6 +37,7 @@ jobs:
       - uses: dtolnay/rust-toolchain@e97e2d8cc328f1b50210efc529dca0028893a2d9 # master
         with:
           toolchain: nightly
+      - uses: rui314/setup-mold@725a8794d15fc7563f59595bd9556495c0564878 # v1
       - uses: Swatinem/rust-cache@f13886b937689c021905a6b90929199931d60db1 # v2
         with:
           cache-on-failure: true
@@ -79,6 +80,7 @@ jobs:
       - uses: dtolnay/rust-toolchain@e97e2d8cc328f1b50210efc529dca0028893a2d9 # master
         with:
           toolchain: stable
+      - uses: rui314/setup-mold@725a8794d15fc7563f59595bd9556495c0564878 # v1
       - uses: Swatinem/rust-cache@f13886b937689c021905a6b90929199931d60db1 # v2
         with:
           cache-on-failure: true
@@ -108,6 +110,7 @@ jobs:
         with:
           toolchain: nightly
           components: clippy
+      - uses: rui314/setup-mold@725a8794d15fc7563f59595bd9556495c0564878 # v1
       - uses: Swatinem/rust-cache@f13886b937689c021905a6b90929199931d60db1 # v2
         with:
           cache-on-failure: true
@@ -142,6 +145,7 @@ jobs:
       - uses: dtolnay/rust-toolchain@e97e2d8cc328f1b50210efc529dca0028893a2d9 # master
         with:
           toolchain: stable
+      - uses: rui314/setup-mold@725a8794d15fc7563f59595bd9556495c0564878 # v1
       - uses: Swatinem/rust-cache@f13886b937689c021905a6b90929199931d60db1 # v2
         with:
           cache-on-failure: true
@@ -161,6 +165,7 @@ jobs:
       - uses: dtolnay/rust-toolchain@e97e2d8cc328f1b50210efc529dca0028893a2d9 # master
         with:
           toolchain: stable
+      - uses: rui314/setup-mold@725a8794d15fc7563f59595bd9556495c0564878 # v1
       - uses: taiki-e/install-action@cd39cb0572834c149bf3533a143f05e09def0f3c # v2
         with:
           tool: cargo-hack