refactor: move Tauri window title to config and add mode toggle to header

apps/web/Dockerfile

@@ -0,0 +1,31 @@
+FROM node:22-alpine AS frontend-builder
+WORKDIR /app
+RUN corepack enable && corepack prepare pnpm@latest --activate
+
+COPY package.json pnpm-lock.yaml* ./
+RUN pnpm install --frozen-lockfile
+
+COPY . .
+RUN pnpm run build
+
+FROM rust:1.87-alpine AS backend-builder
+RUN apk add --no-cache musl-dev
+WORKDIR /app
+
+COPY src-tauri/Cargo.toml src-tauri/Cargo.lock ./
+COPY src-tauri/src ./src
+COPY src-tauri/build.rs ./
+
+RUN cargo build --release --bin addmon-server --features server --no-default-features
+
+FROM alpine:3.20
+RUN apk add --no-cache ca-certificates
+
+WORKDIR /app
+COPY --from=backend-builder /app/target/release/addmon-server /app/addmon-server
+COPY --from=frontend-builder /app/dist /app/dist
+
+ENV PORT=3000
+EXPOSE 3000
+
+CMD ["/app/addmon-server"]

apps/web/src-tauri/Cargo.lock

@@ -2,6 +2,26 @@
 # It is not intended for manual editing.
 version = 3
 
+[[package]]
+name = "addmon"
+version = "0.1.0"
+dependencies = [
+ "axum",
+ "log",
+ "serde",
+ "serde_json",
+ "tauri",
+ "tauri-build",
+ "tauri-plugin-axum",
+ "tauri-plugin-dialog",
+ "tauri-plugin-fs",
+ "tauri-plugin-log",
+ "thiserror 1.0.69",
+ "tokio",
+ "tower",
+ "tower-http",
+]
+
 [[package]]
 name = "adler2"
 version = "2.0.1"
@@ -75,21 +95,6 @@ version = "1.0.100"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a23eb6b1614318a8071c9b2521f36b424b2c83db5eb3a0fead4a6c0809af6e61"
 
-[[package]]
-name = "app"
-version = "0.1.0"
-dependencies = [
- "log",
- "serde",
- "serde_json",
- "tauri",
- "tauri-build",
- "tauri-plugin-dialog",
- "tauri-plugin-fs",
- "tauri-plugin-log",
- "thiserror 1.0.69",
-]
-
 [[package]]
 name = "arrayvec"
 version = "0.7.6"
@@ -186,6 +191,58 @@ version = "1.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c08606f8c3cbf4ce6ec8e28fb0014a2c086708fe954eaa885384a6165172e7e8"
 
+[[package]]
+name = "axum"
+version = "0.8.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8b52af3cb4058c895d37317bb27508dccc8e5f2d39454016b297bf4a400597b8"
+dependencies = [
+ "axum-core",
+ "bytes",
+ "form_urlencoded",
+ "futures-util",
+ "http",
+ "http-body",
+ "http-body-util",
+ "hyper",
+ "hyper-util",
+ "itoa",
+ "matchit",
+ "memchr",
+ "mime",
+ "percent-encoding",
+ "pin-project-lite",
+ "serde_core",
+ "serde_json",
+ "serde_path_to_error",
+ "serde_urlencoded",
+ "sync_wrapper",
+ "tokio",
+ "tower",
+ "tower-layer",
+ "tower-service",
+ "tracing",
+]
+
+[[package]]
+name = "axum-core"
+version = "0.5.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "08c78f31d7b1291f7ee735c1c6780ccde7785daae9a9206026862dab7d8792d1"
+dependencies = [
+ "bytes",
+ "futures-core",
+ "http",
+ "http-body",
+ "http-body-util",
+ "mime",
+ "pin-project-lite",
+ "sync_wrapper",
+ "tower-layer",
+ "tower-service",
+ "tracing",
+]
+
 [[package]]
 name = "base64"
 version = "0.21.7"
@@ -1499,12 +1556,24 @@ dependencies = [
  "pin-project-lite",
 ]
 
+[[package]]
+name = "http-range-header"
+version = "0.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9171a2ea8a68358193d15dd5d70c1c10a2afc3e7e4c5bc92bc9f025cebd7359c"
+
 [[package]]
 name = "httparse"
 version = "1.10.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6dbf3de79e51f3d586ab4cb9d5c3e2c14aa28ed23d180cf89b4df0454a69cc87"
 
+[[package]]
+name = "httpdate"
+version = "1.0.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "df3b46402a9d5adb4c86a0cf463f42e19994e3ee891101b1841f30a545cb49a9"
+
 [[package]]
 name = "hyper"
 version = "1.8.1"
@@ -1518,6 +1587,7 @@ dependencies = [
  "http",
  "http-body",
  "httparse",
+ "httpdate",
  "itoa",
  "pin-project-lite",
  "pin-utils",
@@ -1969,6 +2039,12 @@ version = "0.1.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2532096657941c2fea9c289d370a250971c689d4f143798ff67113ec042024a5"
 
+[[package]]
+name = "matchit"
+version = "0.8.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "47e1ffaa40ddd1f3ed91f717a33c8c0ee23fff369e3aa8772b9605cc1d22f4c3"
+
 [[package]]
 name = "memchr"
 version = "2.7.6"
@@ -1990,6 +2066,16 @@ version = "0.3.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6877bb514081ee2a7ff5ef9de3281f14a4dd4bceac4c09388074a6b5df8a139a"
 
+[[package]]
+name = "mime_guess"
+version = "2.0.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f7c44f8e672c00fe5308fa235f821cb4198414e1c77935c1ab6948d3fd78550e"
+dependencies = [
+ "mime",
+ "unicase",
+]
+
 [[package]]
 name = "miniz_oxide"
 version = "0.8.9"
@@ -3267,6 +3353,17 @@ dependencies = [
  "zmij",
 ]
 
+[[package]]
+name = "serde_path_to_error"
+version = "0.1.20"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "10a9ff822e371bb5403e391ecd83e182e0e77ba7f6fe0160b795797109d1b457"
+dependencies = [
+ "itoa",
+ "serde",
+ "serde_core",
+]
+
 [[package]]
 name = "serde_repr"
 version = "0.1.20"
@@ -3795,6 +3892,25 @@ dependencies = [
  "walkdir",
 ]
 
+[[package]]
+name = "tauri-plugin-axum"
+version = "0.7.1"
+source = "git+https://github.com/mcitem/tauri-plugin-axum#0ea5c02790d500c20352113984bf6584429ac3c0"
+dependencies = [
+ "axum",
+ "bytes",
+ "futures-util",
+ "http-body-util",
+ "serde",
+ "serde_json",
+ "tauri",
+ "tauri-plugin",
+ "thiserror 2.0.17",
+ "tokio",
+ "tower",
+ "tower-http",
+]
+
 [[package]]
 name = "tauri-plugin-dialog"
 version = "2.4.2"
@@ -4089,13 +4205,26 @@ dependencies = [
  "bytes",
  "libc",
  "mio",
+ "parking_lot",
  "pin-project-lite",
  "signal-hook-registry",
  "socket2",
+ "tokio-macros",
  "tracing",
  "windows-sys 0.61.2",
 ]
 
+[[package]]
+name = "tokio-macros"
+version = "2.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "af407857209536a95c8e56f8231ef2c2e2aff839b22e07a1ffcbc617e9db9fa5"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.111",
+]
+
 [[package]]
 name = "tokio-util"
 version = "0.7.17"
@@ -4218,6 +4347,7 @@ dependencies = [
  "tokio",
  "tower-layer",
  "tower-service",
+ "tracing",
 ]
 
 [[package]]
@@ -4228,14 +4358,24 @@ checksum = "d4e6559d53cc268e5031cd8429d05415bc4cb4aefc4aa5d6cc35fbf5b924a1f8"
 dependencies = [
  "bitflags 2.10.0",
  "bytes",
+ "futures-core",
  "futures-util",
  "http",
  "http-body",
+ "http-body-util",
+ "http-range-header",
+ "httpdate",
  "iri-string",
+ "mime",
+ "mime_guess",
+ "percent-encoding",
  "pin-project-lite",
+ "tokio",
+ "tokio-util",
  "tower",
  "tower-layer",
  "tower-service",
+ "tracing",
 ]
 
 [[package]]
@@ -4256,6 +4396,7 @@ version = "0.1.44"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "63e71662fa4b2a2c3a26f570f037eb95bb1f85397f3cd8076caed2f026a6d100"
 dependencies = [
+ "log",
  "pin-project-lite",
  "tracing-attributes",
  "tracing-core",
@@ -4373,6 +4514,12 @@ dependencies = [
  "unic-common",
 ]
 
+[[package]]
+name = "unicase"
+version = "2.8.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "75b844d17643ee918803943289730bec8aac480150456169e647ed0b576ba539"
+
 [[package]]
 name = "unicode-ident"
 version = "1.0.22"

apps/web/src-tauri/Cargo.toml

@@ -1,28 +1,56 @@
 [package]
-name = "app"
+name = "addmon"
 version = "0.1.0"
-description = "A Tauri App"
+description = "Alert Monitoring App"
 authors = ["you"]
 license = ""
 repository = ""
 edition = "2021"
 rust-version = "1.77.2"
-
+default-run = "addmon-desktop"
-# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [lib]
-name = "app_lib"
+name = "addmon_lib"
 crate-type = ["staticlib", "cdylib", "rlib"]
 
+[[bin]]
+name = "addmon-desktop"
+path = "src/main.rs"
+required-features = ["desktop"]
+
+[[bin]]
+name = "addmon-server"
+path = "src/bin/server.rs"
+required-features = ["server"]
+
+[features]
+default = ["desktop"]
+desktop = [
+    "tauri",
+    "tauri-build",
+    "tauri-plugin-log",
+    "tauri-plugin-fs",
+    "tauri-plugin-dialog",
+    "tauri-plugin-axum",
+]
+server = ["tokio/full", "tower-http"]
+
 [build-dependencies]
-tauri-build = { version = "2.5.3", features = [] }
+tauri-build = { version = "2.5.3", features = [], optional = true }
 
 [dependencies]
 serde_json = "1.0"
 serde = { version = "1.0", features = ["derive"] }
 log = "0.4"
-tauri = { version = "2.9.5", features = ["macos-private-api"] }
-tauri-plugin-log = "2"
-tauri-plugin-fs = "2"
-tauri-plugin-dialog = "2"
 thiserror = "1"
+axum = "0.8"
+tower = "0.5"
+
+tauri = { version = "2.9.5", features = ["macos-private-api"], optional = true }
+tauri-plugin-log = { version = "2", optional = true }
+tauri-plugin-fs = { version = "2", optional = true }
+tauri-plugin-dialog = { version = "2", optional = true }
+tauri-plugin-axum = { git = "https://github.com/mcitem/tauri-plugin-axum", optional = true }
+
+tokio = { version = "1", features = ["rt-multi-thread", "macros"], default-features = false }
+tower-http = { version = "0.6", features = ["fs", "cors"], optional = true }

apps/web/src-tauri/build.rs

@@ -1,3 +1,4 @@
 fn main() {
+  #[cfg(feature = "desktop")]
   tauri_build::build()
 }

apps/web/src-tauri/src/api.rs

@@ -0,0 +1,59 @@
+use axum::{
+    extract::DefaultBodyLimit,
+    http::StatusCode,
+    response::IntoResponse,
+    routing::{get, post},
+    Json, Router,
+};
+use serde::Deserialize;
+
+use crate::{calculate_kpis, pair_alerts, GrafanaAlert, Incident, KpiMetrics, ProcessedAlert};
+
+#[derive(Deserialize)]
+pub struct ProcessAlertsRequest {
+    json_content: String,
+}
+
+pub async fn process_alerts_handler(
+    Json(req): Json<ProcessAlertsRequest>,
+) -> Result<Json<Vec<ProcessedAlert>>, AppError> {
+    let raw_alerts: Vec<GrafanaAlert> =
+        serde_json::from_str(&req.json_content).map_err(|e| AppError::Json(e.to_string()))?;
+    Ok(Json(pair_alerts(raw_alerts)))
+}
+
+#[derive(Deserialize)]
+#[serde(rename_all = "camelCase")]
+pub struct CalculateKpisRequest {
+    alerts: Vec<ProcessedAlert>,
+    incidents: Vec<Incident>,
+}
+
+pub async fn calculate_kpis_handler(Json(req): Json<CalculateKpisRequest>) -> Json<KpiMetrics> {
+    Json(calculate_kpis(&req.alerts, &req.incidents))
+}
+
+pub async fn health_handler() -> &'static str {
+    "ok"
+}
+
+pub fn create_router() -> Router {
+    Router::new()
+        .route("/api/health", get(health_handler))
+        .route("/api/process-alerts", post(process_alerts_handler))
+        .route("/api/calculate-kpis", post(calculate_kpis_handler))
+        .layer(DefaultBodyLimit::max(50 * 1024 * 1024))
+}
+
+pub enum AppError {
+    Json(String),
+}
+
+impl IntoResponse for AppError {
+    fn into_response(self) -> axum::response::Response {
+        let (status, message) = match self {
+            AppError::Json(msg) => (StatusCode::BAD_REQUEST, msg),
+        };
+        (status, Json(serde_json::json!({ "error": message }))).into_response()
+    }
+}

apps/web/src-tauri/src/bin/server.rs

@@ -0,0 +1,22 @@
+use addmon_lib::create_router;
+use std::net::SocketAddr;
+use tower_http::services::{ServeDir, ServeFile};
+
+#[tokio::main]
+async fn main() {
+    let port: u16 = std::env::var("PORT")
+        .ok()
+        .and_then(|p| p.parse().ok())
+        .unwrap_or(3000);
+
+    let addr = SocketAddr::from(([0, 0, 0, 0], port));
+
+    let api = create_router();
+    let static_files = ServeDir::new("dist").not_found_service(ServeFile::new("dist/index.html"));
+    let app = api.fallback_service(static_files);
+
+    println!("Server listening on http://{}", addr);
+
+    let listener = tokio::net::TcpListener::bind(addr).await.unwrap();
+    axum::serve(listener, app).await.unwrap();
+}

apps/web/src-tauri/src/commands.rs

@@ -1,3 +1,5 @@
+#![cfg(feature = "desktop")]
+
 use crate::{calculate_kpis, pair_alerts, AppError, GrafanaAlert, Incident, KpiMetrics, ProcessedAlert};
 use std::fs;
 

apps/web/src-tauri/src/lib.rs

@@ -1,3 +1,5 @@
+mod api;
+#[cfg(feature = "desktop")]
 mod commands;
 
 use serde::{Deserialize, Serialize};
@@ -49,7 +51,6 @@ pub struct AlertData {
     pub values: HashMap<String, f64>,
 }
 
-/// Deserialize metric values that may contain "+Inf", "-Inf", "NaN" as strings
 fn deserialize_metric_values<'de, D>(deserializer: D) -> Result<HashMap<String, f64>, D::Error>
 where
     D: serde::Deserializer<'de>,
@@ -280,9 +281,15 @@ fn format_duration(ms: u64) -> String {
     }
 }
 
+pub use api::create_router;
+
+#[cfg(feature = "desktop")]
 #[cfg_attr(mobile, tauri::mobile_entry_point)]
 pub fn run() {
+    let router = create_router();
+
     tauri::Builder::default()
+        .plugin(tauri_plugin_axum::init(router))
         .plugin(tauri_plugin_fs::init())
         .plugin(tauri_plugin_dialog::init())
         .setup(|app| {

apps/web/src-tauri/src/main.rs

@@ -1,6 +1,5 @@
-// Prevents additional console window on Windows in release, DO NOT REMOVE!!
 #![cfg_attr(not(debug_assertions), windows_subsystem = "windows")]
 
 fn main() {
-  app_lib::run();
+  addmon_lib::run();
 }

apps/web/src/lib/api/client.ts

@@ -0,0 +1,62 @@
+import type { Incident, KpiMetrics, ProcessedAlert } from "@/lib/types/alerts";
+
+const isTauri = (): boolean =>
+  typeof window !== "undefined" && "__TAURI_INTERNALS__" in window;
+
+export async function processAlerts(
+  jsonContent: string,
+): Promise<ProcessedAlert[]> {
+  if (isTauri()) {
+    const { invoke } = await import("@tauri-apps/api/core");
+    return invoke<ProcessedAlert[]>("process_alerts_json", { jsonContent });
+  }
+
+  const response = await fetch("/api/process-alerts", {
+    method: "POST",
+    headers: { "Content-Type": "application/json" },
+    body: JSON.stringify({ json_content: jsonContent }),
+  });
+
+  if (!response.ok) {
+    const error = await response
+      .json()
+      .catch(() => ({ error: response.statusText }));
+    throw new Error(error.error ?? "Request failed");
+  }
+
+  return response.json();
+}
+
+export async function calculateKpis(
+  alerts: ProcessedAlert[],
+  incidents: Incident[],
+): Promise<KpiMetrics> {
+  if (isTauri()) {
+    const { invoke } = await import("@tauri-apps/api/core");
+    return invoke<KpiMetrics>("calculate_kpis_command", { alerts, incidents });
+  }
+
+  const response = await fetch("/api/calculate-kpis", {
+    method: "POST",
+    headers: { "Content-Type": "application/json" },
+    body: JSON.stringify({ alerts, incidents }),
+  });
+
+  if (!response.ok) {
+    const error = await response
+      .json()
+      .catch(() => ({ error: response.statusText }));
+    throw new Error(error.error ?? "Request failed");
+  }
+
+  return response.json();
+}
+
+export async function healthCheck(): Promise<string> {
+  if (isTauri()) {
+    return "ok";
+  }
+
+  const response = await fetch("/api/health");
+  return response.text();
+}

apps/web/src/routes/index.tsx

@@ -1,8 +1,5 @@
 import { createFileRoute } from "@tanstack/react-router";
-import { invoke } from "@tauri-apps/api/core";
+import { ArrowDownWideNarrow, FileUp, Filter, Search } from "lucide-react";
-import { open } from "@tauri-apps/plugin-dialog";
-import { readTextFile } from "@tauri-apps/plugin-fs";
-import { FileUp, Filter, Search } from "lucide-react";
 import * as React from "react";
 
 import { AlertList } from "@/components/monitor/alert-list";
@@ -19,9 +16,11 @@ import {
   DropdownMenuTrigger,
 } from "@/components/ui/dropdown-menu";
 import { Input } from "@/components/ui/input";
+import { calculateKpis, processAlerts } from "@/lib/api/client";
 import type { Incident, KpiMetrics, ProcessedAlert } from "@/lib/types/alerts";
 
 type StatusFilter = "all" | "resolved" | "unresolved";
+type SortBy = "alertTime" | "duration";
 
 export const Route = createFileRoute("/")({
   component: MonitorPage,
@@ -37,9 +36,10 @@ function MonitorPage() {
   const [error, setError] = React.useState<string | null>(null);
   const [searchQuery, setSearchQuery] = React.useState("");
   const [statusFilter, setStatusFilter] = React.useState<StatusFilter>("all");
+  const [sortBy, setSortBy] = React.useState<SortBy>("alertTime");
 
   const filteredAlerts = React.useMemo(() => {
-    return alerts.filter((alert) => {
+    const filtered = alerts.filter((alert) => {
       if (statusFilter === "resolved" && !alert.isResolved) return false;
       if (statusFilter === "unresolved" && alert.isResolved) return false;
 
@@ -54,7 +54,14 @@ function MonitorPage() {
 
       return false;
     });
-  }, [alerts, searchQuery, statusFilter]);
+
+    return filtered.sort((a, b) => {
+      if (sortBy === "duration") {
+        return b.durationMs - a.durationMs;
+      }
+      return b.alertTime - a.alertTime;
+    });
+  }, [alerts, searchQuery, statusFilter, sortBy]);
 
   const selectAllState = React.useMemo(() => {
     if (filteredAlerts.length === 0) return "none" as const;
@@ -67,10 +74,7 @@ function MonitorPage() {
   const recalculateKpis = React.useCallback(
     async (currentAlerts: ProcessedAlert[], currentIncidents: Incident[]) => {
       try {
-        const newKpis = await invoke<KpiMetrics>("calculate_kpis_command", {
+        const newKpis = await calculateKpis(currentAlerts, currentIncidents);
-          alerts: currentAlerts,
-          incidents: currentIncidents,
-        });
         setKpis(newKpis);
       } catch (err) {
         setError(err instanceof Error ? err.message : String(err));
@@ -79,35 +83,65 @@ function MonitorPage() {
     [],
   );
 
+  const isTauri = "__TAURI_INTERNALS__" in window;
+  const fileInputRef = React.useRef<HTMLInputElement>(null);
+
   const handleLoadFile = async () => {
+    if (isTauri) {
+      try {
+        setIsLoading(true);
+        setError(null);
+
+        const { open } = await import("@tauri-apps/plugin-dialog");
+        const { readTextFile } = await import("@tauri-apps/plugin-fs");
+
+        const filePath = await open({
+          multiple: false,
+          filters: [{ name: "JSON", extensions: ["json"] }],
+        });
+
+        if (!filePath) {
+          setIsLoading(false);
+          return;
+        }
+
+        const content = await readTextFile(filePath);
+        const newAlerts = await processAlerts(content);
+
+        setAlerts(newAlerts);
+        setSelectedAlert(null);
+        await recalculateKpis(newAlerts, incidents);
+      } catch (err) {
+        setError(err instanceof Error ? err.message : String(err));
+      } finally {
+        setIsLoading(false);
+      }
+    } else {
+      fileInputRef.current?.click();
+    }
+  };
+
+  const handleFileInputChange = async (
+    e: React.ChangeEvent<HTMLInputElement>,
+  ) => {
+    const file = e.target.files?.[0];
+    if (!file) return;
+
     try {
       setIsLoading(true);
       setError(null);
 
-      const filePath = await open({
+      const content = await file.text();
-        multiple: false,
+      const newAlerts = await processAlerts(content);
-        filters: [{ name: "JSON", extensions: ["json"] }],
-      });
 
-      if (!filePath) {
+      setAlerts(newAlerts);
-        setIsLoading(false);
-        return;
-      }
-
-      const content = await readTextFile(filePath);
-
-      const processedAlerts = await invoke<ProcessedAlert[]>(
-        "process_alerts_json",
-        { jsonContent: content },
-      );
-
-      setAlerts(processedAlerts);
       setSelectedAlert(null);
-      await recalculateKpis(processedAlerts, incidents);
+      await recalculateKpis(newAlerts, incidents);
     } catch (err) {
       setError(err instanceof Error ? err.message : String(err));
     } finally {
       setIsLoading(false);
+      e.target.value = "";
     }
   };
 
@@ -184,15 +218,15 @@ function MonitorPage() {
     );
     const updatedIncidents = incidentId
       ? incidents.map((i) =>
-        i.id === incidentId
+          i.id === incidentId
-          ? {
+            ? {
-            ...i,
+                ...i,
-            attachedAlertIds: i.attachedAlertIds.filter(
+                attachedAlertIds: i.attachedAlertIds.filter(
-              (aid) => aid !== alertId,
+                  (aid) => aid !== alertId,
-            ),
+                ),
-          }
+              }
-          : i,
+            : i,
-      )
+        )
       : incidents;
 
     setAlerts(updatedAlerts);
@@ -208,6 +242,13 @@ function MonitorPage() {
 
   return (
     <div className="flex h-screen flex-col overflow-hidden">
+      <input
+        ref={fileInputRef}
+        type="file"
+        accept=".json"
+        onChange={handleFileInputChange}
+        className="hidden"
+      />
       <header className="flex shrink-0 items-center justify-between border-b px-4 py-3">
         <h1 className="text-sm font-semibold">Alert Monitor</h1>
         <Button onClick={handleLoadFile} disabled={isLoading} size="sm">
@@ -272,6 +313,31 @@ function MonitorPage() {
                 </DropdownMenuRadioGroup>
               </DropdownMenuContent>
             </DropdownMenu>
+            <DropdownMenu>
+              <DropdownMenuTrigger
+                render={
+                  <Button variant="ghost" size="sm" className="h-7 gap-1 px-2">
+                    <ArrowDownWideNarrow className="size-3" />
+                    <span className="text-xs">
+                      {sortBy === "alertTime" ? "Newest" : "Longest"}
+                    </span>
+                  </Button>
+                }
+              />
+              <DropdownMenuContent align="start">
+                <DropdownMenuRadioGroup
+                  value={sortBy}
+                  onValueChange={(v) => setSortBy(v as SortBy)}
+                >
+                  <DropdownMenuRadioItem value="alertTime">
+                    Newest First
+                  </DropdownMenuRadioItem>
+                  <DropdownMenuRadioItem value="duration">
+                    Longest Duration
+                  </DropdownMenuRadioItem>
+                </DropdownMenuRadioGroup>
+              </DropdownMenuContent>
+            </DropdownMenu>
             <div className="relative ml-auto flex-1 max-w-xs">
               <Search className="absolute left-2 top-1/2 size-3 -translate-y-1/2 text-muted-foreground" />
               <Input