feat(explorer): dual-chain wallet metadata, native coin pricing, and UI refresh.

Add Chain 138 wallet network metadata and stats coin-price enrichment; sync frontend explorer SPA, command center, and address/token pages with backend config.

Co-authored-by: Cursor <cursoragent@cursor.com>

scripts/cron/explorer-maintain.sh

@@ -13,6 +13,15 @@ log() { echo "$(date -Iseconds) $*" >> "$LOG" 2>/dev/null || true; }
 # 1) Ensure PostgreSQL is running
 docker start blockscout-postgres 2>/dev/null || true
 
+# 1b) Keep explorer-config-api DATABASE_URL aligned with blockscout-postgres bridge IP
+if [ -x /usr/local/bin/sync-explorer-config-api-database-url.sh ]; then
+    if /usr/local/bin/sync-explorer-config-api-database-url.sh >>"$LOG" 2>&1; then
+        :
+    else
+        log "sync-explorer-config-api-database-url failed"
+    fi
+fi
+
 # 2) Blockscout API health: if not 200, restart or start container
 CODE=$(curl -sS -o /dev/null -w "%{http_code}" --connect-timeout 5 http://127.0.0.1:4000/api/v2/stats 2>/dev/null || echo "000")
 if [ "$CODE" != "200" ]; then
@@ -35,6 +44,14 @@ if [ "$NGINX" != "active" ]; then
     systemctl start nginx 2>>"$LOG" || true
 fi
 
+# 3b) Next.js route guard: /addresses/* must proxy to port 3000 (not nginx 404)
+if [ -x /usr/local/bin/ensure-explorer-nginx-next-routes.sh ]; then
+    if ! /usr/local/bin/ensure-explorer-nginx-next-routes.sh check >>"$LOG" 2>&1; then
+        log "Explorer nginx /addresses route broken; repairing"
+        /usr/local/bin/ensure-explorer-nginx-next-routes.sh repair >>"$LOG" 2>&1 || log "ensure-explorer-nginx-next-routes repair failed"
+    fi
+fi
+
 # 4) Safe disk prune (only if env RUN_PRUNE=1 or first run on Sunday 3am - use cron for daily)
 # Do NOT prune containers (would remove stopped Blockscout). Prune only unused images and build cache.
 if [ "${RUN_PRUNE:-0}" = "1" ]; then