IRC: show equivalent matrix rooms, add some missing rooms/channels (team#42053)

howto/irc.md

@@ -660,29 +660,38 @@ Just a regular Debian server with users from LDAP.
 
 This is a list of key channels in use as of 2024-06-05:
 
- * `#tor` - general support channel
- * `#tor-project` - general Tor project channel
- * `#tor-internal` - channel for private discussions, need secret
-   password and being added to the `@tor-tpomember` with `GroupServ`,
-   part of the `tor-internal@lists.tpo` welcome email
- * `#cakeorpie` - private social, off-topic chatter for the above
- * `#tor-meeting` - where some meetings are held
- * `#tor-meeting2` - fallback for the above
+| IRC             | Matrix                    | Topic                                           |
+|-----------------|---------------------------|-------------------------------------------------|
+| `#tor`          | `#tor:matrix.org`         | general support channel                         |
+| `#tor-project`  | `#tor-project:matrix.org` | general Tor project channel                     |
+| `#tor-internal` | N/A                       | channel for private discussions                 |
+| `#cakeorpie`    | N/A                       | private social, off-topic chatter for the above |
+| `#tor-meeting`  | `#tor-meeting:matrix.org` | where some meetings are held                    |
+| `#tor-meeting2` | N/A                       | fallback for the above                          |
+
+Note that the private channels (`tor-internal` and `cakeorpie`) need
+secret password and being added to the `@tor-tpomember` with
+`GroupServ`, part of the `tor-internal@lists.tpo` welcome email.
 
 Other interesting channels:
 
- * `#tor-admin` - TPA team and support channel
- * `#tor-alerts` - TPA monitoring
- * `#tor-anticensorship` - anti-censorship team
- * `#tor-bots` - where a lot of bots live
- * `#tor-browser-dev` - applications team
- * `#tor-dev` - network team discussions
- * `#tor-l10n` - Tor localization channel
- * `#tor-relays` - relay operators
- * `#tor-south` - Comunidad Tor del Sur Global
- * `#tor-ux` - UX team
- * `#tor-www` - Tor websites development channel
- * `#tor-www-bots` - Tor websites bots
+| IRC                   | Matrix                           | Topic                            |
+|-----------------------|----------------------------------|----------------------------------|
+| `#tor-admin`          | `#tor-admin:matrix.org`          | TPA team and support channel     |
+| `#tor-alerts`         | `#tor-alerts:matrix.org`         | TPA monitoring                   |
+| `#tor-anticensorship` | `#tor-anticensorship:matrix.org` | anti-censorship team             |
+| `#tor-bots`           | `#tor-bots:matrix.org`           | where a lot of bots live         |
+| `#tor-browser-dev`    | `#tor-browser-dev:matrix.org`    | applications team                |
+| `#tor-dev`            | `#tor-dev:matrix.org`            | network team discussions         |
+| `#tor-l10n`           | `#tor-l10n:matrix.org`           | Tor localization channel         |
+| `#tor-network-health` | `#tor-network-health:matrix.org` | N/A                              |
+| `#tor-relays`         | `#tor-relays:matrix.org`         | relay operators                  |
+| `#tor-south`          | `#tor-south:matrix.org`          | Comunidad Tor del Sur Global     |
+| `#tor-ux`             | `#tor-ux:matrix.org`             | UX team                          |
+| `#tor-vpn`            | `#tor-vpn:matrix.org`            | N/A                              |
+| `#tor-www`            | `#tor-www:matrix.org`            | Tor websites development channel |
+| `#tor-www-bots`       | N/A                              | Tor websites bots                |
+| N/A                   | `!MGbrtEhmyOXFBzRVRw:matrix.org` | Tor GSoC                         |
 
 ## Issues