Use installed swiftly

Author: mattmassicotte

.github/workflows/ci.yml

@@ -41,17 +41,14 @@ jobs:
     steps:
       - name: Checkout
         uses: actions/checkout@v4
-      - name: Swiftly step 1
-        run: curl -O https://download.swift.org/swiftly/linux/swiftly-$(uname -m).tar.gz
-      - name: Swiftly step 2
-        run: tar zxf swiftly-$(uname -m).tar.gz
-      - name: Swiftly step 3
-        run: ./swiftly init --quiet-shell-followup
-      - name: Swiftly step 4
-        run: . ~/.local/share/swiftly/env.sh
-      - name: Swiftly step 5
-        run: hash -r
+      - name: Install swiftly
+        run: |
+          curl -O https://download.swift.org/swiftly/linux/swiftly-$(uname -m).tar.gz && \
+          tar zxf swiftly-$(uname -m).tar.gz && \
+          ./swiftly init --quiet-shell-followup && \
+          . ~/.local/share/swiftly/env.sh && \
+          hash -r
       - name: Install the latest Swift toolchain
-        run: swiftly install latest
+        run: ./swiftly install latest
       - name: Test
         run: swift test