Drop bundled PocketBase: app-only deployment via POCKETBASE_URL

The external PocketBase instance is referenced by the POCKETBASE_URL env
variable (compose and Dockerfile build packs both supported). The schema
export stays at pb_schema.json as a reference for provisioning.

docker-compose.yml

@@ -1,46 +1,13 @@
-# Full PokeShare stack: the Astro app and its PocketBase backend.
-# In Coolify, deploy this file as a "Docker Compose" resource.
-# The `app` service is the one to expose on your public domain.
-# `pocketbase` stays on the internal network — expose it on a subdomain
-# only if you want to reach the admin UI (/_/) from outside.
+# PokeShare app, pointing at an external PocketBase instance.
+# In Coolify, deploy this file as a "Docker Compose" resource and expose the
+# `app` service on your public domain.
 services:
-    pocketbase:
-        build: ./pocketbase
-        restart: unless-stopped
-        environment:
-            # Optional: create/update the admin account on boot (min 8 chars)
-            PB_SUPERUSER_EMAIL: ${PB_SUPERUSER_EMAIL:-}
-            PB_SUPERUSER_PASSWORD: ${PB_SUPERUSER_PASSWORD:-}
-            # Optional: app URL used in transactional emails (reset links...)
-            PB_APP_URL: ${PB_APP_URL:-}
-            # Optional: SMTP for transactional emails. If SMTP_HOST is empty,
-            # mail stays disabled (the rest is ignored).
-            SMTP_HOST: ${SMTP_HOST:-}
-            SMTP_PORT: ${SMTP_PORT:-587}
-            SMTP_USERNAME: ${SMTP_USERNAME:-}
-            SMTP_PASSWORD: ${SMTP_PASSWORD:-}
-            SMTP_TLS: ${SMTP_TLS:-true}
-            SMTP_SENDER_NAME: ${SMTP_SENDER_NAME:-PokeShare}
-            SMTP_SENDER_ADDRESS: ${SMTP_SENDER_ADDRESS:-}
-        volumes:
-            - pb_data:/pb/pb_data
-        healthcheck:
-            test: "curl -fsS http://localhost:8090/api/health || exit 1"
-            interval: 30s
-            timeout: 5s
-            retries: 5
-            start_period: 15s
-
     app:
         build: .
         restart: unless-stopped
         environment:
-            # Internal service URL — the browser never talks to PocketBase
-            # directly, everything goes through the Astro server.
-            POCKETBASE_URL: http://pocketbase:8090
-        depends_on:
-            pocketbase:
-                condition: service_healthy
+            # Full URL of the PocketBase instance to use (required).
+            POCKETBASE_URL: ${POCKETBASE_URL:-https://pokeshare.namarusaja.me}
         healthcheck:
             # / redirects to /login (302) — check a 200 endpoint instead
             test: "wget -q -O /dev/null http://localhost:4321/login || exit 1"
@@ -48,6 +15,3 @@ services:
             timeout: 5s
             retries: 5
             start_period: 15s
-
-volumes:
-    pb_data: