Bypass prerender for farcaster integration routes

common_knowledge/Environment-Variables.md

@@ -53,7 +53,6 @@ If you add a new environment variable, you must add documentation here. Please d
 - [NEXT_PUBLIC_RSA_PRIVATE_KEY](#next_public_rsa_private_key)
 - [NEXT_PUBLIC_RSA_PUBLIC_KEY](#next_public_rsa_public_key)
 - [NO_GLOBAL_ACTIVITY_CACHE](#no_global_activity_cache)
-- [NO_PRERENDER](#no_prerender)
 - [NO_SSL](#no_ssl)
 - [NODE_ENV](#node_env)
 - [PGPASSWORD](#pgpassword)
@@ -266,10 +265,6 @@ Mixpanel analytics tracking token for our live production site.
 
 If `true`, disables the initialization of `globalActivityCache.ts` from server.
 
-## NO_PRERENDER
-
-In a production environment, prerender is only run from `commonwealth/server.ts` if this flag is false or blank.
-
 ## NO_SSL
 
 Used and defined on-the-fly for the `start-external-webpack` package.json script.

common_knowledge/Twitter.md

@@ -13,7 +13,7 @@ To get link previews, you will need to do the following:
 3. Run against the built site in the packages/commonwealth folder with:
 
     ```bash
-    NO_PRERENDER=true NO_CLIENT_SERVER=true MIXPANEL_DEV_TOKEN=foo MIXPANEL_PROD_TOKEN=bar NODE_ENV=production npx tsx  server.ts
+    NO_CLIENT_SERVER=true MIXPANEL_DEV_TOKEN=foo MIXPANEL_PROD_TOKEN=bar NODE_ENV=production npx tsx  server.ts
     ```
 
 4. With the site running, query the link preview with `curl -G http://localhost:8080/<url>`

packages/commonwealth/main.ts

@@ -143,8 +143,16 @@ export async function main(
     app.use(passport.initialize());
     app.use(passport.session());
 
-    withPrerender &&
-      app.use(prerenderNode.set('prerenderToken', config.PRERENDER_TOKEN));
+    if (withPrerender) {
+      const rendererInstance = prerenderNode.set(
+        'prerenderToken',
+        config.PRERENDER_TOKEN,
+      );
+      app.use((req, res, next) => {
+        if (req.path.startsWith(`${api.integration.PATH}/farcaster/`)) next();
+        else rendererInstance(req, res, next);
+      });
+    }
   };
 
   setupMiddleware();

packages/commonwealth/server.ts

@@ -77,7 +77,9 @@ const start = async () => {
   await main(app, models, {
     port: config.PORT,
     withLoggingMiddleware: true,
-    withPrerender: config.APP_ENV === 'production' && !config.NO_PRERENDER,
+    withPrerender:
+      (config.APP_ENV === 'production' || config.APP_ENV === 'frick') &&
+      !!config.PRERENDER_TOKEN,
   })
     .then(async () => {
       isServiceHealthy = true;

packages/commonwealth/server/config.ts

@@ -10,7 +10,6 @@ const {
   TELEGRAM_BOT_TOKEN_DEV,
   SESSION_SECRET,
   SNAPSHOT_WEBHOOK_SECRET,
-  NO_PRERENDER: _NO_PRERENDER,
   NO_GLOBAL_ACTIVITY_CACHE,
   PRERENDER_TOKEN,
   GENERATE_IMAGE_RATE_LIMIT,
@@ -28,8 +27,6 @@ const {
   DEV_MODULITH,
 } = process.env;
 
-const NO_PRERENDER = _NO_PRERENDER;
-
 const DEFAULTS = {
   GENERATE_IMAGE_RATE_LIMIT: '10',
   ACTIVE_COMMUNITIES_CACHE_TTL_SECONDS: '60',
@@ -44,7 +41,6 @@ const DEFAULTS = {
 export const config = configure(
   { ...model_config, ...adapters_config },
   {
-    NO_PRERENDER: NO_PRERENDER === 'true',
     NO_GLOBAL_ACTIVITY_CACHE: NO_GLOBAL_ACTIVITY_CACHE === 'true',
     PRERENDER_TOKEN,
     GENERATE_IMAGE_RATE_LIMIT: parseInt(
@@ -109,7 +105,6 @@ export const config = configure(
     DEV_MODULITH: DEV_MODULITH === 'true',
   },
   z.object({
-    NO_PRERENDER: z.boolean(),
     NO_GLOBAL_ACTIVITY_CACHE: z.boolean(),
     PRERENDER_TOKEN: z.string().optional(),
     GENERATE_IMAGE_RATE_LIMIT: z.number().int().positive(),