Initial pass

action.yml

@@ -0,0 +1,15 @@
+name: "Setup Deno environment"
+description: "Setup a Deno environment by installing, downloading, and adding it to the path."
+author: "Deno Land"
+inputs:
+  version:
+    description: The Deno version to install. Can be a semver version of a stable release, "canary" for the latest canary, or the Git hash of a specific canary release.
+    default: "1.x"
+outputs:
+  version:
+    description: "The Deno version that was installed."
+  is-canary:
+    description: "If the installed Deno version was a canary version."
+runs:
+  using: "node12"
+  main: "main.js"