refactor: separate standalone and managed room configs

- veins → shunts rename
- add cfg/standalone/ and cfg/<room>/ structure
- remove old data/*.json (moved to cfg/<room>/data/)
- update build.py and ctrl scripts

ctrl/logs.sh

@@ -1,7 +1,29 @@
 #!/bin/bash
 # View soleprint logs
+#
+# Usage:
+#   ./logs.sh              # Logs for standalone
+#   ./logs.sh amar         # Logs for amar
 
 set -e
-cd "$(dirname "$0")/../gen"
+cd "$(dirname "$0")/.."
 
-docker compose logs -f "$@"
+TARGET="standalone"
+ARGS=""
+
+for arg in "$@"; do
+    case $arg in
+        -*) ARGS="$ARGS $arg" ;;
+        *) TARGET="$arg" ;;
+    esac
+done
+
+GEN_DIR="gen/$TARGET"
+
+if [ ! -d "$GEN_DIR" ]; then
+    echo "$GEN_DIR not found"
+    exit 1
+fi
+
+cd "$GEN_DIR"
+docker compose logs -f $ARGS