docs: default discord reactions to on

docs/discord.md

@@ -24,7 +24,7 @@ Status: ready for DM and guild text channels via the official Discord bot gatewa
 7. Optional DM allowlist: reuse `discord.allowFrom` with user ids (`1234567890` or `discord:1234567890`). Use `"*"` to allow all DMs.
 8. Optional guild allowlist: set `discord.guildAllowFrom` with `guilds` and/or `users` to gate who can invoke the bot in servers.
 9. Optional guild context history: set `discord.historyLimit` (default 20) to include the last N guild messages as context when replying to a mention. Set `0` to disable.
-10. Optional reactions: set `discord.enableReactions = true` to allow the agent to react to Discord messages via the `clawdis_discord` tool.
+10. Reactions (default on): set `discord.enableReactions = false` to disable agent-triggered reactions via the `clawdis_discord` tool.
 
 Note: Discord does not provide a simple username → id lookup without extra guild context, so prefer ids or `<@id>` mentions for DM delivery targets.
 
@@ -49,7 +49,7 @@ Note: Discord does not provide a simple username → id lookup without extra gui
     requireMention: true,
     mediaMaxMb: 8,
     historyLimit: 20,
-    enableReactions: false
+    enableReactions: true
   }
 }
 ```
@@ -59,7 +59,7 @@ Note: Discord does not provide a simple username → id lookup without extra gui
 - `requireMention`: when `true`, messages in guild channels must mention the bot.
 - `mediaMaxMb`: clamp inbound media saved to disk.
 - `historyLimit`: number of recent guild messages to include as context when replying to a mention (default 20, `0` disables).
-- `enableReactions`: allow agent-triggered reactions via the `clawdis_discord` tool (default `false`).
+- `enableReactions`: allow agent-triggered reactions via the `clawdis_discord` tool (default `true`).
 
 ## Reactions
 When `discord.enableReactions = true`, the agent can call `clawdis_discord` with: