chore: update default sync interval to 3600 seconds in environment configuration and startup script

.env.example

@@ -79,7 +79,7 @@ OPENCODE_ALLOW_ALL_MODELS=true
 
 # Sync interval in seconds (how often to backup to HF Dataset)
 # Default: 86400 (24h). Override via Space secret to sync more frequently.
-SYNC_INTERVAL=86400
+SYNC_INTERVAL=3600
 
 # Maximum file size for individual backups (in bytes)
 # Default: 52428800 (50MB)

start.sh

@@ -17,7 +17,7 @@ export PAPERCLIP_CONFIG="${PAPERCLIP_CONFIG:-${PAPERCLIP_HOME}/instances/default
 export PAPERCLIP_TELEMETRY_DISABLED="${PAPERCLIP_TELEMETRY_DISABLED:-1}"
 export DO_NOT_TRACK="${DO_NOT_TRACK:-1}"
 export OPENCODE_ALLOW_ALL_MODELS="${OPENCODE_ALLOW_ALL_MODELS:-true}"
-export SYNC_INTERVAL="${SYNC_INTERVAL:-86400}"
+export SYNC_INTERVAL="${SYNC_INTERVAL:-3600}"
 export SYNC_MAX_FILE_BYTES="${SYNC_MAX_FILE_BYTES:-52428800}"
 export BACKUP_DATASET_NAME="${BACKUP_DATASET_NAME:-huggingclip-backup}"