Dockge Removal

Removed dockge from the app as it is not required due to the manager page picking up most of its abilities.

manager/.env.example

@@ -29,8 +29,12 @@ MYSQL_PORT="3306"
 MYSQL_ROOT_PASSWORD="replace-me"
 
 # ── Docker / stacks ──────────────────────────────────────────────────────
-# Must be the identical absolute path as stacks/infra/.env's STACKS_DIR —
-# see that file's comment for why.
+# This repo's absolute path on the VPS, e.g. "/opt/nextchair/stacks" — NOT
+# a relative path. This container shells `docker compose` out to the
+# HOST's dockerd via the mounted Docker socket (see src/lib/docker.ts), so
+# a compose-file path only resolves to the same file on both sides if the
+# bind-mount doesn't change it — meaning this must be mounted at the
+# identical path inside the container too (see stacks/manager/compose.yaml).
 STACKS_DIR="/opt/nextchair/stacks"
 # Every business's compose.yaml (see src/lib/compose-template.ts) uses
 # this image tag — rebuild with `docker build -t nextchair-app:latest .`
@@ -38,7 +42,3 @@ STACKS_DIR="/opt/nextchair/stacks"
 # "Update" button (or `docker compose up -d --force-recreate`) to pick it
 # up.
 NEXTCHAIR_IMAGE="nextchair-app:latest"
-
-# ── Optional ─────────────────────────────────────────────────────────────
-# Shown as a link in the dashboard header if set.
-DOCKGE_URL="http://your-vps-ip:5001"