add about page

src/app/gui/main.py

@@ -15,6 +15,7 @@ from .pages.playlists import PlaylistManagerPage
 from .pages.queue import QueuePage
 from .pages.logs import LogsPage
 from .pages.settings import SettingsPage
+from .pages.about import AboutPage
 
 
 class MainWindow(QtWidgets.QMainWindow):
@@ -47,17 +48,19 @@ class MainWindow(QtWidgets.QMainWindow):
         self._queue_page = QueuePage()
         self._logs_page = LogsPage()
         self._settings_page = SettingsPage()
+        self._about_page = AboutPage()
 
         self._pages: list[QtWidgets.QWidget] = [
             self._playlists_page,
             self._queue_page,
             self._logs_page,
             self._settings_page,
+            self._about_page,
         ]
         for p in self._pages:
             self._stack.addWidget(p)
 
-        for label in ("Playlists", "Queue", "Logs", "Settings"):
+        for label in ("Playlists", "Queue", "Logs", "Settings", "About"):
             item = QtWidgets.QListWidgetItem(label)
             item.setSizeHint(QtCore.QSize(200, 36))
             self._nav.addItem(item)

src/app/gui/pages/about.py

@@ -0,0 +1,56 @@
+from __future__ import annotations
+
+from PySide6 import QtCore, QtWidgets
+
+
+class AboutPage(QtWidgets.QWidget):
+    def __init__(self, parent: QtWidgets.QWidget | None = None) -> None:
+        super().__init__(parent)
+
+        layout = QtWidgets.QVBoxLayout(self)
+
+        title = QtWidgets.QLabel("About")
+        title.setObjectName("pageTitle")
+        layout.addWidget(title)
+
+        subtitle = QtWidgets.QLabel(
+            "ytpl-sync is a desktop app for keeping local copies of YouTube playlists in sync."
+        )
+        subtitle.setWordWrap(True)
+        layout.addWidget(subtitle)
+
+        info_box = QtWidgets.QGroupBox("Project")
+        info_layout = QtWidgets.QFormLayout(info_box)
+
+        author = QtWidgets.QLabel("Dark_Zoul")
+        info_layout.addRow("Author", author)
+
+        repo = QtWidgets.QLabel(
+            '<a href="https://github.com/darkzoul5/YoutubePlaylistSync">'
+            "https://github.com/darkzoul5/YoutubePlaylistSync</a>"
+        )
+        repo.setTextInteractionFlags(
+            QtCore.Qt.TextInteractionFlag.TextBrowserInteraction
+        )
+        repo.setOpenExternalLinks(True)
+        repo.setWordWrap(True)
+        info_layout.addRow("Repository", repo)
+
+        layout.addWidget(info_box)
+
+        suggestions_box = QtWidgets.QGroupBox("Suggestions")
+        suggestions_layout = QtWidgets.QVBoxLayout(suggestions_box)
+
+        suggestions = [
+            "Keep yt-dlp updated regularly so site extraction stays reliable.",
+            "Open issues with a playlist URL or log snippet when a sync fails.",
+            "Use the release builds when you want a ready-to-run binary package.",
+        ]
+        for text in suggestions:
+            label = QtWidgets.QLabel(f"• {text}")
+            label.setWordWrap(True)
+            suggestions_layout.addWidget(label)
+
+        suggestions_layout.addStretch(1)
+        layout.addWidget(suggestions_box)
+        layout.addStretch(1)