Add build workflow

.github/deploy.workflow

@@ -0,0 +1,23 @@
+workflow "Deploy" {
+  on = "push"
+  resolves = [
+    "Deploy",
+  ]
+}
+
+action "on master" {
+  uses = "actions/bin/filter@46ffca7632504e61db2d4cb16be1e80f333cb859"
+  args = "branch master"
+}
+
+action "install" {
+  uses = "actions/npm@4633da3702a5366129dca9d8cc3191476fc3433c"
+  needs = ["on master"]
+  args = "install"
+}
+
+action "build" {
+  uses = "actions/npm@4633da3702a5366129dca9d8cc3191476fc3433c"
+  needs = ["install"]
+  args = "run build"
+}