hive-matrix-mcp: add send_redact tool to delete matrix events

hive-matrix-mcp/src/bin/mcp.rs

@@ -162,6 +162,20 @@ struct MarkReadArgs {
     account: Option<String>,
 }
 
+#[derive(Debug, Deserialize, JsonSchema)]
+struct SendRedactArgs {
+    room: String,
+    /// Full matrix event id of the message to redact.
+    event_id: String,
+    /// Optional human-readable reason recorded on the redaction event.
+    #[serde(default)]
+    reason: Option<String>,
+    /// Matrix account to act as (a `name` from `hyperhive.matrixAccounts`).
+    /// Omit to use the agent's primary account.
+    #[serde(default)]
+    account: Option<String>,
+}
+
 #[derive(Debug, Deserialize, JsonSchema)]
 struct ListRoomsArgs {
     /// Matrix account to act as (a `name` from `hyperhive.matrixAccounts`).
@@ -399,6 +413,24 @@ impl MatrixBridge {
         )
     }
 
+    #[tool(description = "Redact (delete) a specific matrix event in a room — \
+            asks the homeserver to strip the event's content, optionally with a \
+            `reason`. Works on your own events; redacting others' needs moderator \
+            power level. Irreversible.")]
+    async fn send_redact(&self, Parameters(args): Parameters<SendRedactArgs>) -> String {
+        render(
+            call(
+                args.account,
+                DaemonOp::SendRedact {
+                    room: args.room,
+                    event_id: args.event_id,
+                    reason: args.reason,
+                },
+            )
+            .await,
+        )
+    }
+
     #[tool(
         description = "List rooms this agent has joined. Each row has the room \
             id, canonical alias (when set), display name, and joined-member count."
@@ -523,7 +555,8 @@ impl MatrixBridge {
 #[tool_handler(instructions = "Matrix client for an agent on a hyperhive swarm. Use \
         `send_message` to post in a joined room, `send_dm` to message a \
         specific user, `send_reaction` to react with an emoji, `send_reply` \
-        to thread a reply, `mark_read` to acknowledge an event. Discover \
+        to thread a reply, `mark_read` to acknowledge an event, `send_redact` \
+        to delete an event. Discover \
         rooms with `list_rooms`, members with `list_room_members`, recent \
         timeline with `read_room`. See pending invites with `list_invites`; \
         accept or reject an invite with `resolve_invite`; join a public \