fix naming

.github/workflows/ruby.yml

@@ -0,0 +1,23 @@
+name: Ruby
+
+on:
+  push:
+    branches: ['main']
+  pull_request:
+    branches: ['main']
+
+env:
+  CARGO_TERM_COLOR: always
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    defaults:
+      run:
+        working-directory: ./expression-ruby
+    steps:
+      - uses: actions/checkout@v4
+      - name: Build
+        run: rake compile
+      - name: Run tests
+        run: rake spec

.github/workflows/rust.yml

@@ -1,4 +1,4 @@
-name: Ruby
+name: Rust
 
 on:
   push:
@@ -14,10 +14,10 @@ jobs:
     runs-on: ubuntu-latest
     defaults:
       run:
-        working-directory: ./expression-ruby
+        working-directory: ./expression-core
     steps:
       - uses: actions/checkout@v4
       - name: Build
-        run: rake compile
+        run: cargo build --verbose
       - name: Run tests
-        run: rake spec
+        run: cargo test --verbose