[pwa][faq] re-enable PWA, add FAQ answer

locale/en/translations.suml

@@ -429,6 +429,18 @@ faq:
                 - >
                     You can also just list the five forms using slashes, eg. {/ze/zem/zir/zirs/zirself=ze/zem/zir/zirs/zirself}.
                     Keep in mind that <strong>all five forms</strong> are required in that case, otherwise the app can only guess what exactly you mean.
+        app:
+            question: 'Is there a pronouns.page mobile app?'
+            answer:
+                - >
+                    Developing multi-platform mobile apps requires a lot of extra effort,
+                    and at the moment we've decided to focus on other goals.
+                - >
+                    But this website is a {https://web.dev/learn/pwa/progressive-web-apps/=Progressive Web App},
+                    which means you can {https://developer.mozilla.org/en-US/docs/Web/Progressive_web_apps/Add_to_home_screen=add it to home screen}
+                    in your mobile browser –
+                    and it will behave <em>basically</em> like an app 😉
+
         unlisted-cards:
             question: 'Can someone search for my card?'
             answer:

nuxt.config.js

@@ -148,7 +148,7 @@ export default {
     buildModules: [],
     modules: [
         '@privyid/nuxt-csrf',
-        //'@nuxtjs/pwa',
+        '@nuxtjs/pwa',
         '@nuxtjs/axios',
         ['@nuxtjs/redirect-module', {
             rules: config.redirects,
@@ -156,16 +156,16 @@ export default {
         'cookie-universal-nuxt',
         'vue-plausible',
     ],
-    // pwa: {
+    pwa: {
-    //     manifest: {
+        manifest: {
-    //         name: title,
+            name: title,
-    //         short_name: title,
+            short_name: title,
-    //         description: description,
+            description: description,
-    //         background_color: '#ffffff',
+            background_color: '#ffffff',
-    //         theme_color: colour,
+            theme_color: colour,
-    //         lang: locale,
+            lang: locale,
-    //     }
+        }
-    // },
+    },
     plausible: {
         domain: process.env.PLAUSIBLE_DOMAIN || translations.domain,
         // NOTE(privacy): Disables automatic tracking of page views, meaning we have to do it manually