Add Scheduler class structure with data members and constructor declaration

Author: darcyg32

.vscode/c_cpp_properties.json

@@ -0,0 +1,21 @@
+{
+    "configurations": [
+        {
+            "name": "Win32",
+            "includePath": [
+                "${workspaceFolder}/**"
+            ],
+            "defines": [
+                "_DEBUG",
+                "UNICODE",
+                "_UNICODE"
+            ],
+            "windowsSdkVersion": "10.0.22000.0",
+            "compilerPath": "cl.exe",
+            "cStandard": "c17",
+            "cppStandard": "c++23",
+            "intelliSenseMode": "windows-msvc-x64"
+        }
+    ],
+    "version": 4
+}

main.exe

@@ -0,0 +1,9 @@
+#include "scheduler.hpp"
+#include <iostream>
+
+int main() {
+
+    std::cout << "Hello, world!\n";
+
+    return 0;
+}

src/main.cpp

@@ -0,0 +1 @@
+#include "scheduler.hpp"

src/scheduler.cpp

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+#ifndef SCHEDULER_HPP
+#define SCHEDULER_HPP
+
+#include <queue>
+#include <vector>
+#include <thread>
+#include <mutex>
+#include <condition_variable>
+#include <atomic>
+#include <functional>
+
+class Scheduler {
+    private:
+        // Queue of pending tasks waiting to be executed by worker threads
+        std::queue<std::function<void()>> task_queue_;
+
+        // Pool of worker threads that execute tasks from the queue
+        std::vector<std::jthread> workers_;
+
+        // Mutex to protect the task queue from concurrent access
+        std::mutex queue_mutex_;
+
+        // Condition variable to wake up worker threads when tasks are available
+        std::condition_variable condition_;
+
+        // Atomic flag to signal all worker threads to stop (for graceful shutdown)
+        std::atomic<bool> shutdown_;
+    public:
+        // Constructor: Creates a thread pool with 'num_threads' worker threads
+        explicit Scheduler(size_t num_threads);
+};
+
+#endif