fix: address PR review comments

- Change WEB_URL from https to http (per project guidelines)
- Change CORS_ALLOWED_ORIGINS from https to http (per project guidelines)
- Pin MinIO to specific version RELEASE.2025-09-07T16-13-09Z (avoid latest tag)

blueprints/plane/docker-compose.yml

@@ -117,7 +117,7 @@ services:
       - .env
 
   plane-minio:
-    image: minio/minio:latest
+    image: minio/minio:RELEASE.2025-09-07T16-13-09Z
     command: server /export --console-address ":9090"
     restart: unless-stopped
     volumes:

blueprints/plane/template.toml

@@ -11,7 +11,7 @@ live_server_secret_key = "${base64:32}"
 env = [
   "APP_DOMAIN=${main_domain}",
   "APP_RELEASE=v1.2.1",
-  "WEB_URL=https://${main_domain}",
+  "WEB_URL=http://${main_domain}",
   "PGHOST=plane-db",
   "PGDATABASE=plane",
   "POSTGRES_USER=plane",
@@ -41,7 +41,7 @@ env = [
   "RABBITMQ_VHOST=plane",
   "API_BASE_URL=http://api:8000",
   "DEBUG=0",
-  "CORS_ALLOWED_ORIGINS=https://${main_domain}",
+  "CORS_ALLOWED_ORIGINS=http://${main_domain}",
   "GUNICORN_WORKERS=1",
   "USE_MINIO=1",
   "DATABASE_URL=postgresql://plane:${db_password}@plane-db/plane",