(core) stop applying product limits to grist-core

Summary:
Limits crafted for our SaaS product were getting applied to grist-core
users. This diff removes them. There will be limits on a future
self-managed product.

Test Plan: checked manually

Reviewers: georgegevoian

Reviewed By: georgegevoian

Differential Revision: https://phab.getgrist.com/D3255

README.md

@@ -176,6 +176,7 @@ GRIST_APP_ROOT      | directory containing Grist sandbox and assets (specificall
 GRIST_BACKUP_DELAY_SECS | wait this long after a doc change before making a backup
 GRIST_DATA_DIR      | directory in which to store document caches.
 GRIST_DEFAULT_EMAIL | if set, login as this user if no other credentials presented
+GRIST_DEFAULT_PRODUCT  | if set, this controls enabled features and limits of new sites. See names of PRODUCTS in Product.ts.
 GRIST_DOMAIN        | in hosted Grist, Grist is served from subdomains of this domain.  Defaults to "getgrist.com".
 GRIST_EXPERIMENTAL_PLUGINS | enables experimental plugins
 GRIST_HOME_INCLUDE_STATIC | if set, home server also serves static resources

app/gen-server/entity/Product.ts

@@ -126,12 +126,13 @@ const PRODUCTS: IProduct[] = [
  * Get names of products for different situations.
  */
 export function getDefaultProductNames() {
+  const defaultProduct = process.env.GRIST_DEFAULT_PRODUCT;
   return {
-    personal: 'starter',  // Personal site start off on a functional plan.
-    teamInitial: 'stub',  // Team site starts off on a limited plan, requiring subscription.
+    personal: defaultProduct || 'starter',  // Personal site start off on a functional plan.
+    teamInitial: defaultProduct || 'stub',  // Team site starts off on a limited plan, requiring subscription.
     teamCancel: 'suspended',  // Team site that has been 'turned off'.
-    team: 'team',         // Functional team site.
-    teamFree: 'teamFree',
+    team: defaultProduct || 'team',         // Functional team site.
+    teamFree: defaultProduct || 'teamFree',
   };
 }
 

stubs/app/server/server.ts

@@ -20,6 +20,7 @@ setDefaultEnv('GRIST_SESSION_COOKIE', 'grist_core2');
 
 setDefaultEnv('GRIST_SERVE_SAME_ORIGIN', 'true');
 setDefaultEnv('GRIST_SINGLE_PORT', 'true');
+setDefaultEnv('GRIST_DEFAULT_PRODUCT', 'Free');
 
 import {updateDb} from 'app/server/lib/dbUtils';
 import {main as mergedServerMain} from 'app/server/mergedServerMain';