Revert "Validate Cargo.lock" and add validate-cargo-lock.yml

.github/workflows/fmt-and-lint.yml

@@ -29,9 +29,6 @@ jobs:
       - name: Build cache
         uses: ./.github/actions/build-cache
 
-      - name: Backup Cargo.lock
-        run: cp Cargo.lock Cargo.lock.bak
-
       - name: fmt check
         # Format checks aren't OS dependant.
         if: matrix.os == 'ubuntu-latest'
@@ -40,14 +37,6 @@ jobs:
       - name: clippy lint
         run: cargo clippy --all-targets --all-features -- --D warnings
 
-      - name: Validate Cargo.lock
-        run: |
-          if ! diff Cargo.lock Cargo.lock.bak; then
-            echo "Error: Cargo.lock has changed during the workflow. Ensure Cargo.lock is up-to-date and committed."
-            exit 1
-          fi
-        shell: bash
-
   wasm-lint:
     name: Wasm Lint Checks
     timeout-minutes: 45

.github/workflows/validate-cargo-lock.yml

@@ -0,0 +1,24 @@
+name: Validate Cargo.lock
+on: [push]
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  validate-cargo-lock:
+    name: Validate Cargo.lock Consistency
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - name: Install Rust toolchain
+        run: |
+          rustup toolchain install nightly-2023-06-01 --no-self-update --profile=minimal
+          rustup default nightly-2023-06-01
+
+      - name: Validate Cargo.lock
+        run: |
+          echo "Checking if Cargo.lock is up-to-date..."
+          cargo update -w --locked