feat: bump to runtime to Node 24 (#57)

BREAKING CHANGE: This update changes the runtime
environment to Node 24, it requires compatible
runners.

Author: peterdeme

README.md

@@ -11,7 +11,7 @@ Note that the action queries the GitHub API to list the available releases of `s
 ```yaml
 steps:
   - name: Install spacectl
-    uses: spacelift-io/setup-spacectl@v1
+    uses: spacelift-io/setup-spacectl@v2
 
   - name: Deploy infrastructure
     env:
@@ -26,7 +26,7 @@ You can optionally provide a specific version:
 ```yaml
 steps:
   - name: Install spacectl
-    uses: spacelift-io/setup-spacectl@v1
+    uses: spacelift-io/setup-spacectl@v2
     with:
       version: v1.15.0
 ```

action.yml

@@ -14,5 +14,5 @@ inputs:
     default: ${{ github.token }}
 
 runs:
-  using: node20
+  using: node24
   main: dist/index.js