[FEATURE] Adopt rmcp 3.3.0 for MCP initialize negotiation

Cargo.toml

@@ -11,7 +11,7 @@ members = [
 resolver = "2"
 
 [workspace.package]
-version = "3.29.0"
+version = "3.30.0"
 edition = "2024"
 license-file = "LICENSE"
 authors = ["PureTensor, Inc. <hal@puretensor.ai>"]
@@ -48,16 +48,16 @@ reqwest = { version = "0.12", features = ["json", "rustls-tls"], default-feature
 axum = "0.8"
 tower-http = { version = "0.6", features = ["trace", "cors"] }
 base64 = "0.22"
-rmcp = { version = "3.2.0", features = ["server", "macros", "schemars", "transport-streamable-http-server", "transport-streamable-http-server-session", "transport-io", "tower"] }
+rmcp = { version = "3.3.0", features = ["server", "macros", "schemars", "transport-streamable-http-server", "transport-streamable-http-server-session", "transport-io", "tower"] }
 futures-util = { version = "0.3", default-features = false }
 
 # Internal crates
-ptask-core    = { path = "crates/ptask-core",    version = "3.29.0" }
-ptask-tui     = { path = "crates/ptask-tui",     version = "3.29.0" }
-ptask-server  = { path = "crates/ptask-server",  version = "3.29.0" }
-ptask-bot     = { path = "crates/ptask-bot",     version = "3.29.0" }
-ptask-distill = { path = "crates/ptask-distill", version = "3.29.0" }
-ptask-notify  = { path = "crates/ptask-notify",  version = "3.29.0" }
+ptask-core    = { path = "crates/ptask-core",    version = "3.30.0" }
+ptask-tui     = { path = "crates/ptask-tui",     version = "3.30.0" }
+ptask-server  = { path = "crates/ptask-server",  version = "3.30.0" }
+ptask-bot     = { path = "crates/ptask-bot",     version = "3.30.0" }
+ptask-distill = { path = "crates/ptask-distill", version = "3.30.0" }
+ptask-notify  = { path = "crates/ptask-notify",  version = "3.30.0" }
 
 # HMAC for outbound webhook signing (v0.3.5).
 sha2 = "0.10"

crates/ptask-server/src/mcp.rs

@@ -608,6 +608,36 @@ pub async fn serve_stdio(db: Db, actor: String) -> anyhow::Result<()> {
 mod tests {
     use super::*;
 
+    #[test]
+    fn negotiate_initialize_advertises_tools_on_a_supported_protocol() {
+        // rmcp 3.3.0 (2026-09-10) extracted protocol-version negotiation out of
+        // the default initialize body into ServerHandler::negotiate_initialize
+        // so a server that overrides initialize does not have to restate the
+        // rule (modelcontextprotocol/rust-sdk#1247). pTask uses the default
+        // initialize; this call is the new path that handshake now takes.
+        let dir = tempfile::tempdir().unwrap();
+        let db = Db::open(dir.path().join("mcp.db")).unwrap();
+        let mcp = PtaskMcp::new(db, "test-agent".into());
+        let request = InitializeRequestParams::new(
+            ClientCapabilities::default(),
+            Implementation::from_build_env(),
+        );
+        let result = mcp
+            .negotiate_initialize(&request)
+            .expect("negotiate_initialize");
+        assert!(
+            result.capabilities.tools.is_some(),
+            "pTask is a tools server; initialize must advertise tools"
+        );
+        let supported = mcp.supported_protocol_versions();
+        assert!(
+            supported.contains(&result.protocol_version),
+            "negotiated {:?} is not in supported {:?}",
+            result.protocol_version,
+            supported
+        );
+    }
+
     #[tokio::test]
     async fn task_add_rejects_invalid_provenance_before_creating() {
         let dir = tempfile::tempdir().unwrap();

docs/gen/pt.1

@@ -1,6 +1,6 @@
 .ie \n(.g .ds Aq \(aq
 .el .ds Aq '
-.TH pt 1  "pt 3.29.0"
+.TH pt 1  "pt 3.30.0"
 .SH NAME
 pt \- Sovereign task manager for PureTensor
 .SH SYNOPSIS
@@ -166,4 +166,4 @@ Generate shell completions (bash/zsh/fish) to stdout
 pt\-help(1)
 Print this message or the help of the given subcommand(s)
 .SH VERSION
-v3.29.0
+v3.30.0