Update and rename kernel to kernel.ts

Author: Web4application

app/core/kernel

@@ -0,0 +1,61 @@
+class Web4Kernel {
+  private events = new EventTarget();
+  private state: Record<string, any> = {};
+  private plugins: Record<string, any> = {};
+
+  /* ---------------------------
+   * EVENT SYSTEM (OS BUS)
+   * --------------------------- */
+  emit(event: string, data?: any) {
+    this.events.dispatchEvent(new CustomEvent(event, { detail: data }));
+  }
+
+  on(event: string, handler: (e: any) => void) {
+    this.events.addEventListener(event, handler as any);
+  }
+
+  /* ---------------------------
+   * STATE SYSTEM (OS MEMORY)
+   * --------------------------- */
+  setState(key: string, value: any) {
+    this.state[key] = value;
+    this.emit("state:update", { key, value });
+  }
+
+  getState(key: string) {
+    return this.state[key];
+  }
+
+  /* ---------------------------
+   * PLUGIN SYSTEM (OS MODULES)
+   * --------------------------- */
+  registerPlugin(name: string, plugin: any) {
+    this.plugins[name] = plugin;
+
+    if (plugin?.init) {
+      plugin.init(this);
+    }
+
+    this.emit("plugin:loaded", { name });
+  }
+
+  getPlugin(name: string) {
+    return this.plugins[name];
+  }
+
+  /* ---------------------------
+   * SYSTEM BOOT
+   * --------------------------- */
+  boot() {
+    console.log("[Web4 Kernel] Booting system...");
+
+    this.emit("system:boot");
+
+    setTimeout(() => {
+      this.emit("system:ready");
+      console.log("[Web4 Kernel] System ready.");
+    }, 500);
+  }
+}
+
+export const kernel = new Web4Kernel();