[App] Add onboarding wizard (#7064)

* [App] Add onboarding wizard

Took 10 minutes

Took 3 minutes

Took 7 minutes

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Took 7 minutes

* Adjust CI

Took 14 minutes

Took 56 seconds

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* Adjust CI again

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* Comments and fixes

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* Rebase.

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* Comments.

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* CI lol

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* CI again lol

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* Drop some settings, add some new ones.

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* Resize when expanding section

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Co-authored-by: Lukas Brübach <Bruebach.Lukas@bdosecurity.de>

cockatrice/src/interface/window_main.h

@@ -64,6 +64,10 @@ class IntentUrlParser;
 class MainWindow : public QMainWindow
 {
     Q_OBJECT
+signals:
+    /** @brief Emitted after the background card-database update subprocess exits. */
+    void cardDatabaseUpdateFinished(bool success);
+
 public slots:
     void actCheckCardUpdates();
     void actCheckCardUpdatesBackground();
@@ -125,6 +129,9 @@ private:
 
     void createTrayIcon();
     int getNextCustomSetPrefix(QDir dataDir);
+
+    void runFirstRunWizard();
+
     inline QString getCardUpdaterBinaryName()
     {
         return "oracle";
@@ -140,8 +147,8 @@ private:
     QAction *aConnect, *aDisconnect, *aRegister, *aForgotPassword, *aSinglePlayer, *aWatchReplay, *aFullScreen;
     QAction *aManageSets, *aEditTokens, *aOpenCustomFolder, *aOpenCustomsetsFolder, *aAddCustomSet,
         *aReloadCardDatabase;
-    QAction *aTips, *aUpdate, *aCheckCardUpdates, *aCheckCardUpdatesBackground, *aStatusBar, *aViewLog,
-        *aOpenSettingsFolder;
+    QAction *aTips, *aUpdate, *aCheckCardUpdates, *aCheckCardUpdatesBackground, *aFirstRunWizard, *aStatusBar,
+        *aViewLog, *aOpenSettingsFolder;
 
     TabSupervisor *tabSupervisor;
     IntentUrlParser *urlParser;