docs: fix documentation inconsistencies across reference and user guides

- toolsets-reference: add browser_console to browser + all platform toolsets,
  add missing hermes-acp, hermes-sms, messaging toolsets, correct hermes-gateway
  as composite, deduplicate platform toolset listings
- tools-reference: add missing vision and web toolset sections
- slash-commands: fix /new+/reset as alias (not separate commands), add /stop to
  CLI section (available in both CLI and gateway), add /plugins command, fix Notes
  section about messaging-only vs CLI-only
- environment-variables: fix HERMES_MAX_ITERATIONS default (90 not 60), add
  DEEPSEEK_API_KEY/BASE_URL, OPENCODE_ZEN/GO keys, TAVILY_API_KEY,
  GITHUB_TOKEN, HERMES_EPHEMERAL_SYSTEM_PROMPT
- configuration: remove duplicate Alibaba Cloud row, add OpenCode Zen/Go providers
- cli-commands: add missing providers to --provider list (opencode-zen,
  opencode-go, ai-gateway, kilocode, alibaba)
- quickstart: add OpenCode Zen and OpenCode Go to provider table

Co-authored-by: Test <test@test.com>

website/docs/user-guide/configuration.md

@@ -74,7 +74,8 @@ You need at least one way to connect to an LLM. Use `hermes model` to switch pro
 | **MiniMax China** | `MINIMAX_CN_API_KEY` in `~/.hermes/.env` (provider: `minimax-cn`) |
 | **Alibaba Cloud** | `DASHSCOPE_API_KEY` in `~/.hermes/.env` (provider: `alibaba`, aliases: `dashscope`, `qwen`) |
 | **Kilo Code** | `KILOCODE_API_KEY` in `~/.hermes/.env` (provider: `kilocode`) |
-| **Alibaba Cloud** | `DASHSCOPE_API_KEY` in `~/.hermes/.env` (provider: `alibaba`) |
+| **OpenCode Zen** | `OPENCODE_ZEN_API_KEY` in `~/.hermes/.env` (provider: `opencode-zen`) |
+| **OpenCode Go** | `OPENCODE_GO_API_KEY` in `~/.hermes/.env` (provider: `opencode-go`) |
 | **Custom Endpoint** | `hermes model` (saved in `config.yaml`) or `OPENAI_BASE_URL` + `OPENAI_API_KEY` in `~/.hermes/.env` |
 
 :::info Codex Note