chore: update header from Self signed certificates to Accessing Web Services

Author: Katie Horne

docs/guide.md

@@ -2,18 +2,19 @@
 <!-- DON'T EDIT THIS SECTION, INSTEAD RE-RUN doctoc TO UPDATE -->
 # Setup Guide
 
-- [Expose code-server](#expose-code-server)
-  - [Port forwarding via SSH](#port-forwarding-via-ssh)
-  - [Using Let's Encrypt with Caddy](#using-lets-encrypt-with-caddy)
-  - [Using Let's Encrypt with NGINX](#using-lets-encrypt-with-nginx)
-  - [Using a self-signed certificate](#using-a-self-signed-certificate)
-- [External authentication](#external-authentication)
-- [HTTPS](#https)
-  - [Self Signed Certificate](#self-signed-certificate)
-  - [Using a subdomain](#using-a-subdomain)
-  - [Using a subpath](#using-a-subpath)
-  - [Stripping `/proxy/<port>` from the request path](#stripping-proxyport-from-the-request-path)
-  - [Proxying to create a React app](#proxying-to-create-a-react-app)
+- [Setup Guide](#setup-guide)
+  - [Expose code-server](#expose-code-server)
+    - [Port forwarding via SSH](#port-forwarding-via-ssh)
+    - [Using Let's Encrypt with Caddy](#using-lets-encrypt-with-caddy)
+    - [Using Let's Encrypt with NGINX](#using-lets-encrypt-with-nginx)
+    - [Using a self-signed certificate](#using-a-self-signed-certificate)
+  - [External authentication](#external-authentication)
+  - [HTTPS and self-signed certificates](#https-and-self-signed-certificates)
+  - [Accessing web services](#accessing-web-services)
+    - [Using a subdomain](#using-a-subdomain)
+    - [Using a subpath](#using-a-subpath)
+    - [Stripping `/proxy/<port>` from the request path](#stripping-proxyport-from-the-request-path)
+    - [Proxying to create a React app](#proxying-to-create-a-react-app)
 
 <!-- END doctoc generated TOC please keep comment here to allow auto update -->
 
@@ -261,7 +262,7 @@ Google), you can do this with a reverse proxy such as:
 - [oauth2_proxy](https://github.com/pusher/oauth2_proxy)
 - [Cloudflare Access](https://teams.cloudflare.com/access)
 
-## HTTPS
+## HTTPS and self-signed certificates
 
 For HTTPS, you can use a self-signed certificate by:
 
@@ -280,9 +281,9 @@ redirect all HTTP requests to HTTPS.
 
 Note: if you set `proxy_set_header Host $host;` in your reverse proxy config, it will change the address displayed in the green section of code-server in the bottom left to show the correct address.
 
-### Self Signed Certificate
+## Accessing web services
 
-If you're working on a web service and want to access it locally, code-server
+If you're working on web services and want to access it locally, code-server
 can proxy to any port using either a subdomain or a subpath, allowing you to
 securely access these services using code-server's built-in authentication.