Update the CI scripts to improve rc build coverage

.github/workflows/ci.yml

@@ -43,6 +43,34 @@ jobs:
       - name: Test with optimizations
         run: just test_release --verbose
 
+  build_and_test_rc:
+    # We don't need to test rc builds on all platforms for now
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+      - uses: dtolnay/rust-toolchain@stable
+      - uses: taiki-e/install-action@v2
+        with:
+          tool: just@1.5.0
+
+      - name: Test the rc build variant
+        run: just test_rc --verbose
+
+  build_and_test_release_rc:
+    # We don't need to test rc builds on all platforms for now
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+      - uses: dtolnay/rust-toolchain@stable
+      - uses: taiki-e/install-action@v2
+        with:
+          tool: just@1.5.0
+
+      - name: Test the rc build variant
+        run: just test_rc --release --verbose
+
   code_checks:
     runs-on: ubuntu-latest
 

justfile

@@ -57,7 +57,6 @@ test_parser:
 
 test_release *args:
   just test --release {{args}}
-  just test_rc --release {{args}}
 
 test_runtime:
   cargo test --package koto_runtime