P2c: in-app choir agent with proposals and approval

crates/zhila-protocol/src/lib.rs

@@ -75,6 +75,7 @@ impl VeinId {
 #[serde(rename_all = "snake_case")]
 pub enum Actor {
     Hand,
+    Agent,
     Api,
     Mcp,
     System,
@@ -165,6 +166,9 @@ pub enum ServerMessage {
         id: u64,
         core: CoreSummary,
     },
+    AgentHistory {
+        messages: Vec<AgentMessage>,
+    },
     Error {
         id: Option<u64>,
         code: ErrorCode,
@@ -219,6 +223,16 @@ pub enum Command {
         to: u8,
     },
     Render,
+    AgentAsk {
+        text: String,
+    },
+    AgentApprove {
+        id: u64,
+    },
+    AgentReject {
+        id: u64,
+    },
+    AgentReset,
     Undo,
     Redo,
     /// Journal-only: a core was imported through the binary path.
@@ -282,6 +296,32 @@ pub enum Event {
         path: String,
         duration_sec: f32,
     },
+    AgentMessage {
+        message: AgentMessage,
+    },
+    AgentProposal {
+        id: u64,
+        description: String,
+        commands: Vec<Command>,
+    },
+    AgentResolved {
+        id: u64,
+        applied: bool,
+    },
+}
+
+#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
+#[serde(rename_all = "snake_case")]
+pub enum AgentRole {
+    User,
+    Agent,
+    System,
+}
+
+#[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
+pub struct AgentMessage {
+    pub role: AgentRole,
+    pub text: String,
 }
 
 #[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]