nas-samba: rebuilt as single Ubuntu image with Samba + CloudNAS (no MongoDB)

apps/nas-samba/source/entrypoint.sh

@@ -0,0 +1,33 @@
+#!/bin/bash
+set -e
+
+# Create users group if it doesn't exist
+getent group users >/dev/null 2>&1 || groupadd -g 100 users
+
+# Create alexz user with UID 1000 if not exists
+if ! id -u alexz >/dev/null 2>&1; then
+    # Remove any existing user with UID 1000 (e.g. ubuntu)
+    existing_user=$(getent passwd 1000 | cut -d: -f1)
+    if [ -n "$existing_user" ] && [ "$existing_user" != "alexz" ]; then
+        userdel "$existing_user" 2>/dev/null || true
+    fi
+    useradd -u 1000 -g users -M -s /usr/sbin/nologin alexz
+    echo "Created user alexz (UID 1000)"
+fi
+
+# Set Samba password from environment variable
+if [ -n "$SMB_PASSWORD" ]; then
+    echo -e "${SMB_PASSWORD}\n${SMB_PASSWORD}" | smbpasswd -a -s alexz
+    echo "Samba password set for alexz"
+else
+    echo "WARNING: SMB_PASSWORD not set. Samba authentication will fail."
+fi
+
+# Ensure directories exist
+mkdir -p /config /var/log/samba /run/samba /nas
+
+# Ensure correct ownership
+chown alexz:users /nas 2>/dev/null || true
+
+echo "Starting supervisord..."
+exec /usr/bin/supervisord -c /etc/supervisor/conf.d/supervisord.conf