docs: Document archival status of repository. (#1191)

* docs: Document archival status of repository.

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.readme-partials.yaml

@@ -5,6 +5,12 @@ introduction: |-
 
   A Firebase Realtime Database instance is used to store your data.
 
+  ## Project Status: Archived
+
+  This project has been archived and is no longer supported. There will be no
+  further bug fixes or security patches. The repository can be forked by users
+  if they want to maintain it going forward.
+
 body: |-
   ## Debugger Agent Settings
 

README.md

@@ -16,6 +16,12 @@ applications in production without stopping or pausing your application.
 
 A Firebase Realtime Database instance is used to store your data.
 
+## Project Status: Archived
+
+This project has been archived and is no longer supported. There will be no
+further bug fixes or security patches. The repository can be forked by users
+if they want to maintain it going forward.
+
 
 A comprehensive list of changes in each version may be found in
 [the CHANGELOG](https://github.com/googleapis/cloud-debug-nodejs/blob/main/CHANGELOG.md).

samples/README.md

@@ -12,6 +12,12 @@ applications in production without stopping or pausing your application.
 
 A Firebase Realtime Database instance is used to store your data.
 
+## Project Status: Archived
+
+This project has been archived and is no longer supported. There will be no
+further bug fixes or security patches. The repository can be forked by users
+if they want to maintain it going forward.
+
 ## Table of Contents
 
 * [Before you begin](#before-you-begin)