release: v1.31.5

- Version bump 1.31.4 → 1.31.5
- server.json identifier URL updated (SHA256 set by CI after build)
- CHANGELOG.md updated

CHANGELOG.md

@@ -1,5 +1,17 @@
 # Changelog
 
+## [1.31.5] — 2026-04-22
+
+- feat: add check_update and update tools with background auto-check
+- release: v1.31.4
+- fix: update all scripts for correctness and consistency
+- release: v1.31.3
+- docs: clean up public repo — remove IDE files, fix stale refs
+- release: v1.31.2
+- refactor: reduce handler boilerplate in analysis and experts modules
+- fix: registryType mcpbPackageType → mcpb
+
+
 ## [1.31.4] — 2026-04-22
 
 - fix: update all scripts for correctness and consistency

Cargo.lock

@@ -481,7 +481,7 @@ dependencies = [
 
 [[package]]
 name = "mt5-quant"
-version = "1.31.4"
+version = "1.31.5"
 dependencies = [
  "anyhow",
  "base64",

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "mt5-quant"
-version = "1.31.4"
+version = "1.31.5"
 edition = "2021"
 description = "MT5-Quant MCP Server - Exposes MT5 backtest and optimization tools via MCP"
 authors = ["masdevid <masdevid@example.com>"]

README.md

@@ -67,7 +67,7 @@ The AI runs the full pipeline: compile → clean cache → backtest → extract
 | [TROUBLESHOOTING.md](docs/TROUBLESHOOTING.md) | Common issues |
 | [REMOTE_AGENTS.md](docs/REMOTE_AGENTS.md) | Linux optimization agents |
 
-## MCP Tools (87)
+## MCP Tools (89)
 
 ### Core workflow
 

docs/MCP_TOOLS.md

@@ -2,7 +2,7 @@
 
 Full input/output schemas for MT5-Quant tools.
 
-> **Documentation Status:** This file documents 56 of 87 total tools. Missing:
+> **Documentation Status:** This file documents 56 of 89 total tools. Missing:
 > - `list_experts`, `list_indicators`, `list_scripts`
 > - `healthcheck`, `list_symbols`
 > - Reports query: `search_reports`, `get_latest_report`, `list_reports`, `prune_reports`, `tail_log`, `get_report_by_id`, `get_reports_summary`, `get_best_reports`, `search_reports_by_tags`, `search_reports_by_date_range`, `search_reports_by_notes`, `get_reports_by_set_file`, `get_comparable_reports`

server.json

@@ -7,12 +7,12 @@
     "url": "https://github.com/masdevid/mt5-quant",
     "source": "github"
   },
-  "version": "1.31.4",
+  "version": "1.31.5",
   "packages": [
     {
       "registryType": "mcpb",
-      "version": "1.31.4",
-      "identifier": "https://github.com/masdevid/mt5-quant/releases/download/v1.31.4/mcp-mt5-quant-macos-arm64.tar.gz",
+      "version": "1.31.5",
+      "identifier": "https://github.com/masdevid/mt5-quant/releases/download/v1.31.5/mcp-mt5-quant-macos-arm64.tar.gz",
       "fileSha256": "TBD_CI_WILL_UPDATE",
       "transport": {
         "type": "stdio"

src/tools/definitions/mod.rs

@@ -63,6 +63,8 @@ pub fn get_tools_list() -> Value {
         system::tool_list_symbols(),
         system::tool_healthcheck(),
         system::tool_get_active_account(),
+        system::tool_check_update(),
+        system::tool_update(),
         // Utility (8 tools)
         utility::tool_check_symbol_data_status(),
         utility::tool_get_backtest_history(),

src/tools/definitions/system.rs

@@ -45,3 +45,25 @@ pub fn tool_get_active_account() -> Value {
         }
     })
 }
+
+pub fn tool_check_update() -> Value {
+    json!({
+        "name": "check_update",
+        "description": "Check if a newer version of mt5-quant is available on GitHub. A background check runs automatically on the first tool call of each session; this tool returns that cached result instantly or fetches it on demand.",
+        "inputSchema": {
+            "type": "object",
+            "properties": {}
+        }
+    })
+}
+
+pub fn tool_update() -> Value {
+    json!({
+        "name": "update",
+        "description": "Download and install the latest mt5-quant binary from GitHub Releases, then replace the current executable in place. Restart the MCP connection after updating to load the new version.",
+        "inputSchema": {
+            "type": "object",
+            "properties": {}
+        }
+    })
+}

src/tools/handlers/mod.rs

@@ -2,6 +2,8 @@ use anyhow::Result;
 use chrono::Datelike;
 use serde_json::{json, Value};
 use std::path::Path;
+use std::sync::OnceLock;
+use std::sync::atomic::{AtomicBool, Ordering};
 use crate::models::Config;
 
 mod system;
@@ -13,6 +15,13 @@ mod setfiles;
 mod reports;
 mod utility;
 
+/// Cached result of the background update check.
+/// - Not yet initialized: check still in flight (or not spawned yet)
+/// - Some(version): a newer version is available
+/// - None: already on latest, or GitHub unreachable
+pub(crate) static LATEST_VERSION: OnceLock<Option<String>> = OnceLock::new();
+static BACKGROUND_CHECK_SPAWNED: AtomicBool = AtomicBool::new(false);
+
 #[derive(Debug)]
 pub struct ToolHandler {
     pub config: Config,
@@ -24,12 +33,22 @@ impl ToolHandler {
     }
 
     pub async fn handle(&self, name: &str, args: &Value) -> Result<Value> {
+        // Spawn a one-shot background update check on the very first tool call of the session.
+        if !BACKGROUND_CHECK_SPAWNED.swap(true, Ordering::Relaxed) {
+            tokio::spawn(async {
+                let result = system::fetch_latest_version().await;
+                let _ = LATEST_VERSION.set(result);
+            });
+        }
+
         match name {
             // System handlers
-            "verify_setup" => system::handle_verify_setup(&self.config).await,
-            "list_symbols" => system::handle_list_symbols(&self.config).await,
-            "healthcheck" => system::handle_healthcheck(&self.config, args).await,
+            "verify_setup"    => system::handle_verify_setup(&self.config).await,
+            "list_symbols"    => system::handle_list_symbols(&self.config).await,
+            "healthcheck"     => system::handle_healthcheck(&self.config, args).await,
             "get_active_account" => system::handle_get_active_account(&self.config).await,
+            "check_update"    => system::handle_check_update(&self.config).await,
+            "update"          => system::handle_update(&self.config).await,
             
             // Expert/Indicator/Script handlers
             "list_experts" => experts::handle_list_experts(&self.config, args).await,

src/tools/handlers/system.rs

@@ -3,6 +3,178 @@ use serde_json::{json, Value};
 use std::path::Path;
 use crate::models::Config;
 
+// ── Update helpers ────────────────────────────────────────────────────────────
+
+fn platform_tag() -> &'static str {
+    #[cfg(all(target_os = "macos", target_arch = "aarch64"))] return "macos-aarch64";
+    #[cfg(all(target_os = "macos", target_arch = "x86_64"))]  return "macos-x86_64";
+    #[cfg(all(target_os = "linux", target_arch = "x86_64"))]  return "linux-x86_64";
+    #[cfg(not(any(
+        all(target_os = "macos", target_arch = "aarch64"),
+        all(target_os = "macos", target_arch = "x86_64"),
+        all(target_os = "linux", target_arch = "x86_64"),
+    )))] return "unsupported";
+}
+
+fn semver_newer(latest: &str, current: &str) -> bool {
+    let parse = |s: &str| -> (u32, u32, u32) {
+        let mut p = s.trim_start_matches('v').splitn(3, '.');
+        let ma = p.next().and_then(|x| x.parse().ok()).unwrap_or(0);
+        let mi = p.next().and_then(|x| x.parse().ok()).unwrap_or(0);
+        let pa = p.next().and_then(|x| x.parse().ok()).unwrap_or(0);
+        (ma, mi, pa)
+    };
+    parse(latest) > parse(current)
+}
+
+/// Fetch the latest release tag from GitHub API (5 s timeout via curl).
+/// Returns the version string without the leading "v", or None on failure.
+pub(super) async fn fetch_latest_version() -> Option<String> {
+    let output = tokio::process::Command::new("curl")
+        .args([
+            "-sf", "--max-time", "5",
+            "-H", "Accept: application/vnd.github.v3+json",
+            "-H", "User-Agent: mt5-quant-updater",
+            "https://api.github.com/repos/masdevid/mt5-quant/releases/latest",
+        ])
+        .output()
+        .await
+        .ok()?;
+
+    if !output.status.success() { return None; }
+
+    let body: Value = serde_json::from_slice(&output.stdout).ok()?;
+    body.get("tag_name")
+        .and_then(|v| v.as_str())
+        .map(|s| s.trim_start_matches('v').to_string())
+}
+
+fn ok_response(data: Value) -> Value {
+    json!({ "content": [{ "type": "text", "text": data.to_string() }], "isError": false })
+}
+
+fn err_response(msg: impl std::fmt::Display) -> Value {
+    json!({ "content": [{ "type": "text", "text": msg.to_string() }], "isError": true })
+}
+
+// ── Update tool handlers ──────────────────────────────────────────────────────
+
+pub async fn handle_check_update(_config: &Config) -> Result<Value> {
+    let current = env!("CARGO_PKG_VERSION");
+
+    // Use cached background-check result if available; otherwise fetch now.
+    let latest_opt = match super::LATEST_VERSION.get() {
+        Some(v) => v.clone(),
+        None => fetch_latest_version().await,
+    };
+
+    let Some(latest) = latest_opt else {
+        return Ok(ok_response(json!({
+            "current_version": current,
+            "update_available": false,
+            "error": "Could not reach GitHub API — check network connectivity",
+        })));
+    };
+
+    let update_available = semver_newer(&latest, current);
+    Ok(ok_response(json!({
+        "current_version": current,
+        "latest_version": latest,
+        "update_available": update_available,
+        "hint": if update_available {
+            format!("Run the `update` tool to install v{latest}")
+        } else {
+            "You are on the latest version".to_string()
+        },
+    })))
+}
+
+pub async fn handle_update(_config: &Config) -> Result<Value> {
+    let current = env!("CARGO_PKG_VERSION");
+
+    let latest = match super::LATEST_VERSION.get().and_then(|v| v.as_deref()) {
+        Some(v) => v.to_string(),
+        None => match fetch_latest_version().await {
+            Some(v) => v,
+            None => return Ok(err_response(
+                r#"{"success":false,"error":"Could not determine latest version — check network"}"#
+            )),
+        },
+    };
+
+    if !semver_newer(&latest, current) {
+        return Ok(ok_response(json!({
+            "up_to_date": true,
+            "version": current,
+        })));
+    }
+
+    let tag = platform_tag();
+    if tag == "unsupported" {
+        return Ok(err_response(
+            r#"{"success":false,"error":"Auto-update not supported on this platform — build from source"}"#
+        ));
+    }
+
+    let url = format!(
+        "https://github.com/masdevid/mt5-quant/releases/download/v{latest}/mcp-mt5-quant-{tag}.tar.gz"
+    );
+
+    // Download tarball to a temp file
+    let tmp_tar = tempfile::NamedTempFile::new()?;
+    let dl = tokio::process::Command::new("curl")
+        .args(["-sfL", "--max-time", "120",
+               "-o", tmp_tar.path().to_str().unwrap_or_default(),
+               &url])
+        .status()
+        .await?;
+
+    if !dl.success() {
+        return Ok(err_response(format!(
+            r#"{{"success":false,"error":"Download failed","url":"{}"}}"#, url
+        )));
+    }
+
+    // Extract binary (tarball root dir is mcp-mt5-quant-{platform}/)
+    let tmp_dir = tempfile::tempdir()?;
+    let extract = tokio::process::Command::new("tar")
+        .args(["-xzf", tmp_tar.path().to_str().unwrap_or_default(),
+               "-C", tmp_dir.path().to_str().unwrap_or_default(),
+               "--strip-components=1"])
+        .status()
+        .await?;
+
+    if !extract.success() {
+        return Ok(err_response(r#"{"success":false,"error":"Failed to extract archive"}"#));
+    }
+
+    let new_bin = tmp_dir.path().join("mt5-quant");
+    if !new_bin.exists() {
+        return Ok(err_response(r#"{"success":false,"error":"Binary not found in archive"}"#));
+    }
+
+    // Atomic replace: write to sibling .tmp, then rename (safe on same FS)
+    let current_exe = std::env::current_exe()?;
+    let tmp_dest = current_exe.with_extension("update_tmp");
+    std::fs::copy(&new_bin, &tmp_dest)?;
+
+    #[cfg(unix)]
+    {
+        use std::os::unix::fs::PermissionsExt;
+        std::fs::set_permissions(&tmp_dest, std::fs::Permissions::from_mode(0o755))?;
+    }
+
+    std::fs::rename(&tmp_dest, &current_exe)?;
+
+    Ok(ok_response(json!({
+        "success": true,
+        "previous_version": current,
+        "updated_to": latest,
+        "binary": current_exe.to_string_lossy(),
+        "hint": format!("Updated to v{latest}. Restart the MCP connection to load the new binary."),
+    })))
+}
+
 pub async fn handle_verify_setup(config: &Config) -> Result<Value> {
     let mut checks = serde_json::Map::new();
     let mut all_ok = true;