docs: fix stale references across 8 doc pages

Audit found 24+ discrepancies between docs and code. Fixed:

HIGH severity:
- Remove honcho toolset from tools-reference, toolsets-reference, and tools.md
  (converted to memory provider plugin, not a built-in toolset)
- Add note that Honcho is available via plugin

MEDIUM severity:
- Add hermes memory command family to cli-commands.md (setup/status/off)
- Add --clone-all, --clone-from to profile create in cli-commands.md
- Add --max-turns option to hermes chat in cli-commands.md
- Add /btw slash command to slash-commands.md
- Fix profile show example output (remove nonexistent disk usage,
  add .env and SOUL.md status lines)
- Add missing hermes-webhook toolset to toolsets-reference.md
- Add 5 missing providers to fallback-providers.md table
- Add 7 missing providers to providers.md fallback list
- Fix outdated model examples: glm-4-plus→glm-5, moonshot-v1-auto→kimi-for-coding

website/docs/reference/profile-commands.md

@@ -126,7 +126,7 @@ This permanently deletes the profile's entire directory including all config, me
 hermes profile show <name>
 ```
 
-Displays details about a profile including its home directory, configured model, active platforms, and disk usage.
+Displays details about a profile including its home directory, configured model, gateway status, skills count, and configuration file status.
 
 | Argument | Description |
 |----------|-------------|
@@ -136,12 +136,14 @@ Displays details about a profile including its home directory, configured model,
 
 ```bash
 $ hermes profile show work
-Profile:    work
-Home:       ~/.hermes/profiles/work
-Model:      anthropic/claude-sonnet-4
-Platforms:  telegram, discord
-Skills:     12 installed
-Disk:       48 MB
+Profile: work
+Path:    ~/.hermes/profiles/work
+Model:   anthropic/claude-sonnet-4 (anthropic)
+Gateway: stopped
+Skills:  12
+.env:    exists
+SOUL.md: exists
+Alias:   ~/.local/bin/work
 ```
 
 ## `hermes profile alias`