Merge #3495

3495: Add tests with rust nightly in CI r=curquiza a=ztkmkoo

# Pull Request

## Related issue
Fixes #3402 

## What does this PR do?
- add ci test with rust nightly
- make test with rust stable not run on schedule event

## PR checklist
Please check if your PR fulfills the following requirements:
- [x] Does this PR fix an existing issue, or have you listed the changes applied in the PR description (and why they are needed)?
- [x] Have you read the contributing guidelines?
- [x] Have you made sure that the title is accurate and descriptive of the changes?

Thank you so much for contributing to Meilisearch!


Co-authored-by: Kebron <ztkmkoo@gmail.com>

.github/workflows/rust.yml

@@ -2,6 +2,9 @@ name: Rust
 
 on:
   workflow_dispatch:
+  schedule:
+    # Everyday at 5:00am
+    - cron: '0 5 * * *'
   pull_request:
   push:
     # trying and staging branches are for Bors config
@@ -27,10 +30,18 @@ jobs:
       run: |
         apt-get update && apt-get install -y curl
         apt-get install build-essential -y
-    - uses: actions-rs/toolchain@v1
+    - name: Run test with Rust stable
+      if: github.event_name != 'schedule'
+      uses: actions-rs/toolchain@v1
       with:
         toolchain: stable
         override: true
+    - name: Run test with Rust nightly
+      if: github.event_name == 'schedule'
+      uses: actions-rs/toolchain@v1
+      with:
+        toolchain: nightly
+        override: true
     # Disable cache due to disk space issues with Windows workers in CI
     # - name: Cache dependencies
     #   uses: Swatinem/rust-cache@v2.2.0