Add CI/CD validation against Beta and Nightly Rust

.github/workflows/pr-main.yml

@@ -33,6 +33,9 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v4
 
+      - name: Set up Rust
+        uses: actions-rust-lang/setup-rust-toolchain@v1
+
       - name: Cache Cargo and cross
         uses: actions/cache@v4
         with:
@@ -50,13 +53,90 @@ jobs:
             cargo install cross
           fi
 
-      - name: Build
-        run: ${{ matrix.platform.command }} build --target ${{ matrix.platform.target }}
+      - name: Build stable
+        id: build
+        run: ${{ matrix.platform.command }} build --target ${{ matrix.platform.target }};
+
+      - name: Test stable
+        id: test
+        run: ${{ matrix.platform.command }} test --target ${{ matrix.platform.target }};
+
+      - name: Set up Rust beta
+        uses: actions-rust-lang/setup-rust-toolchain@v1
+        with:
+          toolchain: beta
 
-      - name: Test
-        run: ${{ matrix.platform.command }} test --target ${{ matrix.platform.target }}
+      - name: Build beta
+        id: build-beta
+        run: ${{ matrix.platform.command }} +beta build --target ${{ matrix.platform.target }};
+        continue-on-error: true
+
+      - name: Test beta
+        id: test-beta
+        if: ${{ steps.build-beta.outcome == 'success' }}
+        run: ${{ matrix.platform.command }} +beta test --target ${{ matrix.platform.target }};
+        continue-on-error: true
+
+      - name: Set up Rust nightly
+        if: ${{ steps.build-beta.outcome == 'success' }}
+        uses: actions-rust-lang/setup-rust-toolchain@v1
+        with:
+          toolchain: nightly
+
+      - name: Build nightly
+        id: build-nightly
+        if: ${{ steps.build-beta.outcome == 'success' }}
+        run: ${{ matrix.platform.command }} +nightly build --target ${{ matrix.platform.target }};
+        continue-on-error: true
+
+      - name: Test nightly
+        id: test-nightly
+        if: ${{ steps.build-nightly.outcome == 'success' }}
+        run: ${{ matrix.platform.command }} +nightly test --target ${{ matrix.platform.target }};
+        continue-on-error: true
+
+      - name: Issue warnings for beta/ nightly fails
+        if: >
+          ${{ steps.build-beta.outcome == 'failure' ||
+              steps.test-beta.outcome == 'failure' ||
+              steps.build-nightly.outcome == 'failure' ||
+              steps.test-nightly.outcome == 'failure'}}
+        uses: actions/github-script@v7
+        with:
+          script: |
+            let body = "";
+
+            const beta_build_fail = ${{ steps.build-beta.outcome == 'failure' }};
+            const nightly_build_fail = ${{ steps.build-nightly.outcome == 'failure' }};
+
+            if (beta_build_fail || nightly_build_fail) {
+              const failed_toolchain = beta_build_fail ? "beta" : "nightly"
+              body = body.concat(`🚨 🛠️ Build Failures on **${failed_toolchain}** Rust with **${{ matrix.platform.target }}** target.\n`)
+            }
+
+            const beta_test_fail = ${{ steps.test-beta.outcome == 'failure' }};
+            const nightly_test_fail = ${{ steps.test-nightly.outcome == 'failure' }};
+
+            if (beta_test_fail || nightly_test_fail) {
+              let failed_toolchain = beta_build_fail ? "beta" : ""
+              
+              if (nightly_test_fail) {
+                failed_toolchain = failed_toolchain.concat(" and nightly")
+              }
+
+              body = body.concat(`🚨 ❌ Test Failures on **${failed_toolchain}** Rust with **${{ matrix.platform.target }}** target.`)
+            }
+
+            github.rest.issues.createComment({
+              owner: context.repo.owner,
+              repo: context.repo.repo,
+              issue_number: context.payload.pull_request.number,
+              body: body
+            });
 
   format:
+    needs: build-and-test
+
     runs-on: ubuntu-latest
 
     steps:
@@ -73,6 +153,8 @@ jobs:
         run: cargo +nightly fmt --check
 
   clippy:
+    needs: build-and-test
+
     runs-on: ubuntu-latest
 
     steps: