Localizzazione EN di default: qsTr() su tutte le stringhe QML, catalogo italiano translations/harbour-calibreweb_it.ts, lrelease+install .qm nello spec (pattern quill), .pro aggiornato

qml/pages/BookDetailPage.qml

@@ -33,7 +33,7 @@ Page {
 
             Button {
                 anchors.horizontalCenter: parent.horizontalCenter
-                text: "Leggi (EPUB)"
+                text: qsTr("Read (EPUB)")
                 visible: page.hasEpubFormat()
                 enabled: !page.downloading
                 onClicked: startReading()
@@ -57,7 +57,7 @@ Page {
                 visible: text.length > 0
             }
 
-            SectionHeader { text: "Formati" }
+            SectionHeader { text: qsTr("Formats") }
 
             Repeater {
                 model: bookData.formats
@@ -109,7 +109,7 @@ Page {
         }
         Label {
             anchors.horizontalCenter: parent.horizontalCenter
-            text: "Download in corso…"
+            text: qsTr("Downloading…")
             color: Theme.secondaryColor
             font.pixelSize: Theme.fontSizeSmall
         }
@@ -258,12 +258,12 @@ Page {
                     return
                 }
                 page.downloadError = ""
-                page.downloadNotice = "Salvato in " + path
+                page.downloadNotice = qsTr("Saved to ") + path
                 hideNoticeTimer.restart()
             } else {
                 page.downloadNotice = ""
                 page.readingNow = false
-                page.downloadError = "Errore: " + error
+                page.downloadError = qsTr("Error: ") + error
             }
         }
     }