feat(core): add Electron runtime, services, and app composition

src/main/runtime/numeric-shortcut-runtime-main-deps.ts

@@ -0,0 +1,10 @@
+import type { NumericShortcutRuntimeOptions } from '../../core/services/numeric-shortcut';
+
+export function createBuildNumericShortcutRuntimeMainDepsHandler(deps: NumericShortcutRuntimeOptions) {
+  return (): NumericShortcutRuntimeOptions => ({
+    globalShortcut: deps.globalShortcut,
+    showMpvOsd: (text: string) => deps.showMpvOsd(text),
+    setTimer: (handler: () => void, timeoutMs: number) => deps.setTimer(handler, timeoutMs),
+    clearTimer: (timer: ReturnType<typeof setTimeout>) => deps.clearTimer(timer),
+  });
+}