3 files changed, 27 insertions, 0 deletions
diff --git a/app/assets/javascripts/lib/logger/hello.js b/app/assets/javascripts/lib/logger/hello.js
new file mode 100644
index 00000000000..18fa35ab55b
--- /dev/null
+++ b/app/assets/javascripts/lib/logger/hello.js
@@ -0,0 +1,16 @@
+const HANDSHAKE = String.fromCodePoint(0x1f91d);
+const MAG = String.fromCodePoint(0x1f50e);
+
+export const logHello = () => {
+  // eslint-disable-next-line no-console
+  console.log(
+    `%cWelcome to GitLab!%c
+
+Does this page need fixes or improvements? Open an issue or contribute a merge request to help make GitLab more lovable. At GitLab, everyone can contribute!
+
+${HANDSHAKE} Contribute to GitLab: https://about.gitlab.com/community/contribute/
+${MAG} Create a new GitLab issue: https://gitlab.com/gitlab-org/gitlab/-/issues/new`,
+    `padding-top: 0.5em; font-size: 2em;`,
+    'padding-bottom: 0.5em;',
+  );
+};
diff --git a/app/assets/javascripts/lib/logger/hello_deferred.js b/app/assets/javascripts/lib/logger/hello_deferred.js
new file mode 100644
index 00000000000..ce1dd91cb37
--- /dev/null
+++ b/app/assets/javascripts/lib/logger/hello_deferred.js
@@ -0,0 +1,5 @@
+export const logHelloDeferred = async () => {
+  const { logHello } = await import(/* webpackChunkName: 'hello' */ './hello');
+
+  logHello();
+};
diff --git a/app/assets/javascripts/lib/logger/index.js b/app/assets/javascripts/lib/logger/index.js
new file mode 100644
index 00000000000..0f5353fcbed
--- /dev/null
+++ b/app/assets/javascripts/lib/logger/index.js
@@ -0,0 +1,6 @@
+/* eslint-disable no-console */
+export const LOG_PREFIX = '[gitlab]';
+
+export const logError = (message = '', ...args) => {
+  console.error(LOG_PREFIX, `${message}\n`, ...args);
+};