build: Restructured entire custom plugin system (#1469)

lib/libimhex/include/hex/api/content_registry.hpp

@@ -4,19 +4,16 @@
 #include <hex/api/localization_manager.hpp>
 #include <hex/helpers/concepts.hpp>
 
-#include <pl/pattern_language.hpp>
-
 #include <functional>
 #include <map>
 #include <span>
 #include <string>
-#include <thread>
 #include <utility>
 #include <vector>
 
-#include <jthread.hpp>
-
+#include <pl/pattern_language.hpp>
 #include <nlohmann/json.hpp>
+#include <wolv/io/fs.hpp>
 
 using ImGuiDataType = int;
 using ImGuiInputTextFlags = int;
@@ -972,12 +969,6 @@ namespace hex {
             namespace impl {
                 using Callback = std::function<void()>;
 
-                struct Service {
-                    std::string name;
-                    std::jthread thread;
-                };
-
-                std::vector<Service> &getServices();
                 void stopServices();
             }
 

lib/libimhex/include/hex/api/task_manager.hpp

@@ -4,15 +4,12 @@
 #include <hex/api/localization_manager.hpp>
 
 #include <cstdio>
-#include <thread>
 #include <functional>
 #include <mutex>
 #include <memory>
 #include <list>
 #include <condition_variable>
 
-#include <jthread.hpp>
-
 namespace hex {
 
     class TaskHolder;
@@ -166,8 +163,6 @@ namespace hex {
         static void runDeferredCalls();
 
     private:
-        static void runner(const std::stop_token &stopToken);
-
         static TaskHolder createTask(std::string name, u64 maxValue, bool background, std::function<void(Task &)> function);
     };