Record project continuation changes

backend/migrations/000029_fabric_service_channel_leases.up.sql

@@ -0,0 +1,19 @@
+CREATE TABLE IF NOT EXISTS fabric_service_channel_leases (
+    cluster_id UUID NOT NULL REFERENCES clusters(id) ON DELETE CASCADE,
+    channel_id UUID NOT NULL,
+    token_hash TEXT NOT NULL,
+    resource_id TEXT NOT NULL DEFAULT '',
+    service_class TEXT NOT NULL,
+    selected_entry_node_id UUID NULL REFERENCES nodes(id) ON DELETE SET NULL,
+    expires_at TIMESTAMPTZ NOT NULL,
+    lease JSONB NOT NULL,
+    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+    PRIMARY KEY (cluster_id, channel_id)
+);
+
+CREATE INDEX IF NOT EXISTS fabric_service_channel_leases_cluster_expires_idx
+    ON fabric_service_channel_leases(cluster_id, expires_at);
+
+CREATE INDEX IF NOT EXISTS fabric_service_channel_leases_entry_idx
+    ON fabric_service_channel_leases(cluster_id, selected_entry_node_id, expires_at);