update use-chromium

Author: bahmutov

tests/use-chromium/README.md

@@ -0,0 +1,6 @@
+# use Chromium browser
+
+These tests run:
+- [ ] before the build
+- [x] after the build
+- [ ] on deploy success

tests/use-chromium/netlify.toml

@@ -6,5 +6,12 @@ publish = "public"
   # local Cypress plugin will test our site after it is built
   # in production, please use: package = "netlify-plugin-cypress"
   package = "../../"
+
   [plugins.inputs]
+    # do not run tests after deploy
+    enable = false
+
+  # only run tests postBuild before deploy
+  [plugins.inputs.postBuild]
+    enable = true
     browser = "chromium"