Fix SSH permissions: store known_hosts in persistent /data and disable pseudo-terminal warning

entrypoint.sh

@@ -5,7 +5,8 @@ set -e
 DATA_PATH="${DATA_DIR:-/data}"
 BACKUP_PATH="${BACKUP_DIR:-/backups}"
 
-mkdir -p "$DATA_PATH" "$BACKUP_PATH"
+mkdir -p "$DATA_PATH" "$BACKUP_PATH" "$DATA_PATH/.ssh"
+export HOME="$DATA_PATH"
 
 # Set secure permissions on SSH private key if it exists
 if [ -f "$DATA_PATH/id_ed25519" ]; then
@@ -22,9 +23,9 @@ if [ "$PUID" -ne 0 ] && [ "$PGID" -ne 0 ]; then
         groupadd -g "$PGID" pangolin 2>/dev/null || true
     fi
 
-    # Create or update user
+    # Create or update user with persistent home in DATA_PATH
     if ! getent passwd pangolin >/dev/null 2>&1; then
-        useradd -u "$PUID" -g "$PGID" -d /app -s /bin/bash pangolin 2>/dev/null || true
+        useradd -u "$PUID" -g "$PGID" -d "$DATA_PATH" -s /bin/bash pangolin 2>/dev/null || true
     fi
 
     # Ensure ownership of persistent data and backup volumes