Add Node.js 1.9.0 API docs. (#639)

* Add Node.js 1.9.0 API docs.

* Add js api docs link

docs/client-libraries.md

@@ -14,7 +14,7 @@ Pulsar supports the following language-specific client libraries:
 | C++       | [User doc](client-libraries-cpp.md)    <br/> [API doc](@pulsar:apidoc:cpp@)                                        | [Standalone](pathname:///release-notes/client-cpp)    | [Standalone](https://github.com/apache/pulsar-client-cpp)             |
 | Python    | [User doc](client-libraries-python.md) <br/> [API doc](@pulsar:apidoc:python@)                                     | [Standalone](pathname:///release-notes/client-python) | [Standalone](https://github.com/apache/pulsar-client-python)          |
 | Go client | [User doc](client-libraries-go.md)   <br/> [API doc](https://pkg.go.dev/github.com/apache/pulsar-client-go/pulsar) | [Standalone](pathname:///release-notes/client-go)     | [Standalone](https://github.com/apache/pulsar-client-go)              |
-| Node.js   | [User doc](client-libraries-node.md)                                                                               | [Standalone](pathname:///release-notes/client-node)   | [Standalone](https://github.com/apache/pulsar-client-node)            |
+| Node.js   | [User doc](client-libraries-node.md)  <br/> [API doc](@pulsar:apidoc:js@)                                          | [Standalone](pathname:///release-notes/client-node)   | [Standalone](https://github.com/apache/pulsar-client-node)            |
 | C#        | [User doc](client-libraries-dotnet.md)                                                                             | [Standalone](pathname:///release-notes/client-cs)     | [Standalone](https://github.com/apache/pulsar-dotpulsar)              |
 
 :::tip
@@ -32,7 +32,7 @@ Pulsar supports the following language-agnostic client libraries:
 | REST      | [User doc](client-libraries-rest.md)      | [Bundled](pathname:///release-notes/)             | [Bundled](https://github.com/apache/pulsar/tree/master/pulsar-broker)    |
 | WebSocket | [User doc](client-libraries-websocket.md) | [Standalone](pathname:///release-notes/client-ws) | [Bundled](https://github.com/apache/pulsar/tree/master/pulsar-websocket) |
 
-:::note 
+:::note
 
 **Client / Broker compatibility**
 

static/api/js/1.9.x/assets/highlight.css

@@ -0,0 +1,92 @@
+:root {
+    --light-hl-0: #000000;
+    --dark-hl-0: #D4D4D4;
+    --light-hl-1: #A31515;
+    --dark-hl-1: #CE9178;
+    --light-hl-2: #0000FF;
+    --dark-hl-2: #569CD6;
+    --light-hl-3: #0070C1;
+    --dark-hl-3: #4FC1FF;
+    --light-hl-4: #795E26;
+    --dark-hl-4: #DCDCAA;
+    --light-hl-5: #008000;
+    --dark-hl-5: #6A9955;
+    --light-hl-6: #001080;
+    --dark-hl-6: #9CDCFE;
+    --light-hl-7: #AF00DB;
+    --dark-hl-7: #C586C0;
+    --light-hl-8: #000000;
+    --dark-hl-8: #C8C8C8;
+    --light-hl-9: #098658;
+    --dark-hl-9: #B5CEA8;
+    --light-code-background: #FFFFFF;
+    --dark-code-background: #1E1E1E;
+}
+
+@media (prefers-color-scheme: light) { :root {
+    --hl-0: var(--light-hl-0);
+    --hl-1: var(--light-hl-1);
+    --hl-2: var(--light-hl-2);
+    --hl-3: var(--light-hl-3);
+    --hl-4: var(--light-hl-4);
+    --hl-5: var(--light-hl-5);
+    --hl-6: var(--light-hl-6);
+    --hl-7: var(--light-hl-7);
+    --hl-8: var(--light-hl-8);
+    --hl-9: var(--light-hl-9);
+    --code-background: var(--light-code-background);
+} }
+
+@media (prefers-color-scheme: dark) { :root {
+    --hl-0: var(--dark-hl-0);
+    --hl-1: var(--dark-hl-1);
+    --hl-2: var(--dark-hl-2);
+    --hl-3: var(--dark-hl-3);
+    --hl-4: var(--dark-hl-4);
+    --hl-5: var(--dark-hl-5);
+    --hl-6: var(--dark-hl-6);
+    --hl-7: var(--dark-hl-7);
+    --hl-8: var(--dark-hl-8);
+    --hl-9: var(--dark-hl-9);
+    --code-background: var(--dark-code-background);
+} }
+
+:root[data-theme='light'] {
+    --hl-0: var(--light-hl-0);
+    --hl-1: var(--light-hl-1);
+    --hl-2: var(--light-hl-2);
+    --hl-3: var(--light-hl-3);
+    --hl-4: var(--light-hl-4);
+    --hl-5: var(--light-hl-5);
+    --hl-6: var(--light-hl-6);
+    --hl-7: var(--light-hl-7);
+    --hl-8: var(--light-hl-8);
+    --hl-9: var(--light-hl-9);
+    --code-background: var(--light-code-background);
+}
+
+:root[data-theme='dark'] {
+    --hl-0: var(--dark-hl-0);
+    --hl-1: var(--dark-hl-1);
+    --hl-2: var(--dark-hl-2);
+    --hl-3: var(--dark-hl-3);
+    --hl-4: var(--dark-hl-4);
+    --hl-5: var(--dark-hl-5);
+    --hl-6: var(--dark-hl-6);
+    --hl-7: var(--dark-hl-7);
+    --hl-8: var(--dark-hl-8);
+    --hl-9: var(--dark-hl-9);
+    --code-background: var(--dark-code-background);
+}
+
+.hl-0 { color: var(--hl-0); }
+.hl-1 { color: var(--hl-1); }
+.hl-2 { color: var(--hl-2); }
+.hl-3 { color: var(--hl-3); }
+.hl-4 { color: var(--hl-4); }
+.hl-5 { color: var(--hl-5); }
+.hl-6 { color: var(--hl-6); }
+.hl-7 { color: var(--hl-7); }
+.hl-8 { color: var(--hl-8); }
+.hl-9 { color: var(--hl-9); }
+pre, code { background: var(--code-background); }