chore: drop required-env header comments from compose files

alloy/compose.yml

@@ -1,7 +1,3 @@
-# Required env vars (export before `docker compose up -d`):
-#   ALLOY_HOSTNAME, REMOTECFG_URL, REMOTECFG_ID, REMOTECFG_USER,
-#   PROM_URL, PROM_USER, LOKI_URL, LOKI_USER, GRAFANA_TOKEN
-
 services:
   alloy:
     image: grafana/alloy:v1.16.1

goclaw/compose.yml

@@ -1,6 +1,3 @@
-# Required env vars (set in Coolify/Dokploy, or a sibling .env):
-#   GOCLAW_GATEWAY_TOKEN, GOCLAW_ENCRYPTION_KEY
-
 services:
   goclaw:
     image: ghcr.io/nextlevelbuilder/goclaw:full