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

src/config/parse.ts

@@ -0,0 +1,17 @@
+import { parse as parseJsonc, type ParseError } from 'jsonc-parser';
+
+export function parseConfigContent(configPath: string, data: string): unknown {
+  if (!configPath.endsWith('.jsonc')) {
+    return JSON.parse(data);
+  }
+
+  const errors: ParseError[] = [];
+  const result = parseJsonc(data, errors, {
+    allowTrailingComma: true,
+    disallowComments: false,
+  });
+  if (errors.length > 0) {
+    throw new Error(`Invalid JSONC (${errors[0]?.error ?? 'unknown'})`);
+  }
+  return result;
+}