fix(deploy): enable rbv-index@vault.service if disabled

Also add --face-cache to rbv-api and rbv-index@ systemd service files.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

asset/systemd/rbv-api.service

@@ -8,6 +8,7 @@ ExecStart=/usr/local/bin/rbv-api \
     --server-cert /etc/nginx/tls/rbv/rbv.pem \
     --server-key /etc/nginx/tls/rbv/key.pem \
     --database postgres://rbv:password@localhost:4432/rbv \
+    --face-cache /tank/data/rbv/cache/face \
     --model-dir /tank/containers/immich/ml-cache
 Restart=always
 

asset/systemd/rbv-index@.service

@@ -8,6 +8,7 @@ OnSuccess=rbv-cluster.service
 Environment=RUST_LOG=info,ort=off,sqlx::query=off
 ExecStart=/usr/local/bin/rbv index \
     --target /tank/data/rbv/%i \
+    --face-cache /tank/data/rbv/cache/face \
     --concurrency 32 \
     --database postgres://rbv:password@localhost:4432/rbv \
     --model-dir /tank/containers/immich/ml-cache \

crates/rbv-cli/src/args.rs

@@ -74,8 +74,13 @@ pub struct IndexArgs {
     #[arg(long)]
     pub face_score_thresh: Option<f32>,
 
+    /// Directory for cached face crop thumbnails. Cleared when --ml-purge is used.
+    #[arg(long)]
+    pub face_cache: Option<std::path::PathBuf>,
+
     /// Purge all ML-derived data (embeddings, face detections, persons)
     /// before indexing, forcing a full re-index from scratch.
+    /// Also clears the face crop cache if --face-cache is provided.
     #[arg(long)]
     pub ml_purge: bool,
 }

crates/rbv-cli/src/commands/index.rs

@@ -10,6 +10,13 @@ pub async fn run(args: IndexArgs) -> Result<()> {
     if args.ml_purge {
         info!("Purging all ML-derived data (embeddings, faces, persons)...");
         rbv_data::image::purge_ml_data(&pool).await?;
+        if let Some(cache_dir) = &args.face_cache {
+            info!("Clearing face crop cache at {}...", cache_dir.display());
+            if cache_dir.exists() {
+                tokio::fs::remove_dir_all(cache_dir).await?;
+                tokio::fs::create_dir_all(cache_dir).await?;
+            }
+        }
         info!("Purge complete.");
     }
 

script/deploy.sh

@@ -59,7 +59,8 @@ deploy_index() {
             ${index_host}:/etc/systemd/system/rbv-cluster.service \
         && ssh ${index_host} sudo sed -i -e "s/password/${postgres_password}/" /etc/systemd/system/rbv-index@.service /etc/systemd/system/rbv-cluster.service \
         && ssh ${index_host} sudo systemctl daemon-reload \
-        && ssh ${index_host} sudo systemctl start rbv-index@vault.service; then
+        && ssh ${index_host} sudo systemctl start rbv-index@vault.service \
+        && ssh ${index_host} (systemctl is-enabled --quiet rbv-index@vault.service || sudo systemctl enable rbv-index@vault.service); then
         echo "rbv index deployed successfully"
     else
         echo "failed to deploy rbv index"