util/settings: define free project limitation

Author: haraldschilly

src/packages/util/db-schema/site-defaults.ts

@@ -74,6 +74,7 @@ export type SiteSettingsKeys =
   | "commercial"
   | "max_trial_projects"
   | "nonfree_countries"
+  | "limit_free_project_uptime"
   | "google_analytics"
   | "kucalc"
   | "dns"
@@ -564,6 +565,14 @@ export const site_settings_conf: SiteSettings = {
     to_val: split_strings,
     show: only_cocalc_com,
   },
+  limit_free_project_uptime: {
+    name: "Limit Free Project Uptime",
+    desc: "If this number of minutes is >0, then projects running for longer than that must have a license applied, or some upgrade, etc. This exposes a count-down timer in the trial banner. (0 means disabled)",
+    default: "0",
+    to_val: to_int,
+    valid: only_nonneg_int,
+    show: only_cocalc_com,
+  },
   datastore: {
     name: "Datastore",
     desc: `Show the '${DATASTORE_TITLE}' panel in the project settings`,