added page for API documentation,

added content for page About

webapp/vite.config.js

@@ -1,10 +1,17 @@
 import { defineConfig } from "vite";
 import vue from "@vitejs/plugin-vue";
+import pkg from "./package.json";
 
-export const baseUrl = '/bugreport/webapp/dist/';
+const subpath = "/bugreport/";
+export const baseUrl = subpath + "webapp/dist/";
 
 // https://vite.dev/config/
 export default defineConfig({
 	base: baseUrl,
 	plugins: [vue()],
+	define: {
+		__APP_VERSION__: JSON.stringify(pkg.version),
+		__BUILD_DATE__: JSON.stringify(new Date().toISOString()),
+		__SUBPATH__: JSON.stringify(subpath),
+	},
 });