diff --git a/.github/main.workflow b/.github/main.workflow
new file mode 100644
index 0000000..31fd8fc
--- /dev/null
+++ b/.github/main.workflow
@@ -0,0 +1,22 @@
+workflow "Build and Size Check" {
+  on = "push"
+  resolves = "Size"
+}
+
+action "Install" {
+  uses = "actions/npm@master"
+  runs = "yarn"
+  args = "install"
+}
+
+action "Build" {
+  needs = "Install"
+  uses = "actions/npm@master"
+  runs = "yarn"
+  args = "build"
+}
+
+action "Size" {
+  needs = "Build"
+  uses = "kamilkisiela/size-limit@master"
+}
diff --git a/package.json b/package.json
index aa1da13..d399002 100644
--- a/package.json
+++ b/package.json
@@ -55,5 +55,10 @@
         "rxjs/operators": "rxjs.operators"
       }
     }
-  }
-}
\ No newline at end of file
+  },
+  "size-limit": [
+    {
+      "path": "dist/bundles/ng.apollo-network-status.umd.js"
+    }
+  ]
+}