Add new command placeholders: {channel.name}, {channel.id}, {stream.game}, {stream.title}, {my.id}, {my.name} (#3155)

Co-authored-by: Rasmus Karlsson <rasmus.karlsson@pajlada.com>

src/controllers/commands/CommandController.hpp

@@ -34,6 +34,10 @@ public:
 
     CommandModel *createModel(QObject *parent);
 
+    QString execCustomCommand(const QStringList &words, const Command &command,
+                              bool dryRun, ChannelPtr channel,
+                              std::map<QString, QString> context = {});
+
 private:
     void load(Paths &paths);
 
@@ -57,9 +61,6 @@ private:
     std::unique_ptr<pajlada::Settings::Setting<std::vector<Command>>>
         commandsSetting_;
 
-    QString execCustomCommand(const QStringList &words, const Command &command,
-                              bool dryRun);
-
     QStringList commandAutoCompletions_;
 };