noise suppression added via nnnoiseless + vad + gain-normalizer + few frontend changes

frontend/src/routes/index.svelte

@@ -1,6 +1,7 @@
 <script lang="ts">
     import { onMount, onDestroy } from "svelte"
-    import { Notification, Space } from "@svelteuidev/core"
+    import { invoke } from "@tauri-apps/api/core"
+    import { Notification, Space, Button } from "@svelteuidev/core"
     import { InfoCircled } from "radix-icons-svelte"
 
     import SearchBar from "@/components/elements/SearchBar.svelte"
@@ -9,11 +10,13 @@
     import Stats from "@/components/elements/Stats.svelte"
     import Footer from "@/components/Footer.svelte"
 
-    import { isListening } from "@/stores"
+    import { isJarvisRunning, updateJarvisStats } from "@/stores"
 
-    let listening = false
-    isListening.subscribe(value => {
-        listening = value
+    let running = false
+    let launching = false
+
+    isJarvisRunning.subscribe(value => {
+        running = value
     })
 
     onMount(() => {
@@ -23,19 +26,48 @@
     onDestroy(() => {
         document.body.classList.remove("assist-page")
     })
+
+    async function runAssistant() {
+        launching = true
+        try {
+            await invoke("run_jarvis_app")
+            // wait a bit then check if it's running
+            setTimeout(() => {
+                updateJarvisStats()
+                launching = false
+            }, 2000)
+        } catch (err) {
+            console.error("Failed to run jarvis-app:", err)
+            launching = false
+        }
+    }
 </script>
 
 <HDivider />
 
-{#if !listening}
+{#if !running}
     <Notification
         title="Внимание!"
         icon={InfoCircled}
         color="cyan"
         withCloseButton={false}
     >
-        В данный момент ассистент не прослушивает команды.<br />
-        Пожалуйста, <a href="/settings">перейдите в настройки</a> и введите ключ Picovoice.
+        В данный момент ассистент не запущен.<br />
+        Но вы всё еще можете изменять его настройки.<br />
+        <br />
+
+        <Button
+            color="lime"
+            radius="md"
+            size="sm"
+            uppercase
+            ripple
+            fullSize
+            on:click={runAssistant}
+            disabled={launching}
+        >
+            {launching ? "Запуск..." : "Запустить"}
+        </Button>
     </Notification>
 {:else}
     <ArcReactor />
@@ -43,4 +75,4 @@
 
 <HDivider noMargin />
 <Stats />
-<Footer />
+<Footer />