feat: v0.1.0 — client Sailfish per hermes-webui con voce

- ApiClient HTTP/SSE: login, sessioni, chat/start, stream SSE, transcribe, tts
- ChatModel: streaming live + risincronizzazione dallo stato del server
- CookieJar persistente (0600, mai la password); Settings
- Recorder OGG/Opus (fallback WAV/PCM, retry); Player TTS (QMediaPlayer)
- UI Silica: splash, login, sessioni, chat (dettatura + read-aloud), settings, cover
- Sailjail Internet;Audio;Microphone; icone; spec RPM; docs PROTOCOL/BUILD
- tests/core_test: unit parser SSE + integrazione live (probe :8899)

qml/pages/SplashPage.qml

@@ -0,0 +1,41 @@
+import QtQuick 2.0
+import Sailfish.Silica 1.0
+
+// Avvio: verifica lo stato dell'autenticazione (cookie persistito) e
+// indirizza verso la lista sessioni o il login.
+Page {
+    id: page
+
+    Column {
+        anchors.centerIn: parent
+        spacing: Theme.paddingLarge
+        width: parent.width - 2 * Theme.horizontalPageMargin
+
+        Label {
+            anchors.horizontalCenter: parent.horizontalCenter
+            text: "Hermes"
+            font.pixelSize: Theme.fontSizeHuge
+            color: Theme.highlightColor
+        }
+
+        BusyIndicator {
+            anchors.horizontalCenter: parent.horizontalCenter
+            size: BusyIndicatorSize.Large
+            running: true
+        }
+    }
+
+    Connections {
+        target: api
+        onAuthChecked: page.route(loggedIn)
+    }
+
+    Component.onCompleted: api.checkAuth()
+
+    function route(loggedIn) {
+        if (loggedIn)
+            pageStack.replace(Qt.resolvedUrl("SessionsPage.qml"))
+        else
+            pageStack.replace(Qt.resolvedUrl("LoginPage.qml"))
+    }
+}