Trade grants (Wave 19) and redirect URI

ddiff --git a/server/db/database.js b/server/db/database.js
iindex 4a1e03cb..5b179646 100644
---- a/server/db/database.js
++++ b/server/db/database.js
@@@ -590,6 +590,7 @@ function initDb(dbPath) {
              { client_id: 'openre', name: 'OpenRe.Stream', redirect_uris: ['https://openre.stream/auth/callback'] },
              { client_id: 'reviews', name: 'OpenVibe.Reviews', redirect_uris: ['https://openvibe.reviews/auth/callback'] },
              { client_id: 'news', name: 'OpenVibe.News', redirect_uris: ['https://openvibe.news/auth/callback'] },
++            { client_id: 'trade', name: 'OpenVibe.Trade', redirect_uris: ['https://openvibe.trade/auth/callback'] },
              // Billing's staff console (Wave 8): Network admins listed in BILLING_STAFF_SUBJECTS.
              { client_id: 'billing', name: 'OpenVibe.Billing', redirect_uris: ['https://billing.openvibe.network/auth/callback'] },
          ];
ddiff --git a/server/identity/principals.js b/server/identity/principals.js
iindex a3c2f6a1..db8257c8 100644
---- a/server/identity/principals.js
++++ b/server/identity/principals.js
@@@ -79,6 +79,10 @@ const DEFAULT_GRANTS = [
      ['news', 'events.event.publish', 'openvibe.events', []],
      ['news', 'events.subscription.manage', 'openvibe.events', []],
      ['news', 'identity.subject.resolve', SELF_AUDIENCE, []],
++    // Wave 19: Trade (informational) reads Sources filings and publishes events.
++    ['trade', 'events.event.publish', 'openvibe.events', []],
++    ['trade', 'sources.item.read', 'openvibe.sources', []],
++    ['trade', 'sources.source.read', 'openvibe.sources', []],
      // Wave 3: producers publish to OpenVibe.Events (their own source only, enforced by Events).
      ...['live', 'media', 'network', 'community', 'billing', 'chat', 'tools', 'games', 'search', 'sources', 'tips'].map(c => [c, 'events.event.publish', 'openvibe.events', []]),
      // Wave 14: Search subscribes to <owner>.index_document.* deliveries.