Update custom permissions docs (#67)

Author: danbarr

.github/pull_request_template.md

@@ -16,7 +16,7 @@
 - [ ] New pages include a frontmatter section with title and description at a minimum
 - [ ] Sidebar navigation (`sidebars.ts`) updated for added, deleted, reordered, or renamed files
 - [ ] Redirects added to `vercel.json` for moved, renamed, or deleted pages (i.e., if the URL slug changed)
-  - Rationale: 404's are the enemy! You can test these in the Vercel preview build (push your branch or run `vercel`)
+  <!-- Rationale: 404's are the enemy! You can test these in the Vercel preview build (push your branch or run `vercel`) -->
 
 #### Reviews
 

docs/toolhive/guides-cli/api-server.md

@@ -45,14 +45,14 @@ By default, the API server listens on `localhost` (127.0.0.1) port `8080`.
 You can specify a different port using the `--port` option:
 
 ```bash
-thv serve --port <port-number>
+thv serve --port <PORT_NUMBER>
 ```
 
 If you're running the API server on a remote host, specify the hostname or IP
 address to bind to using the `--host` option:
 
 ```bash
-thv serve --host <host-name>
+thv serve --host <HOSTNAME_OR_IP>
 ```
 
 ## UNIX socket support