Remove appsettings.json, rename CifsShareBasePath to CifsShareName, add CifsShareFolder to CmsInstances, and create a template.yml for Docker configuration.

OTSSignsOrchestrator.Core/Services/IDockerCliService.cs

@@ -12,6 +12,30 @@ public interface IDockerCliService
     Task<DeploymentResultDto> RemoveStackAsync(string stackName);
     Task<List<StackInfo>> ListStacksAsync();
     Task<List<ServiceInfo>> InspectStackServicesAsync(string stackName);
+
+    /// <summary>Ensures a directory exists on the target host (equivalent to mkdir -p).</summary>
+    Task<bool> EnsureDirectoryAsync(string path);
+
+    /// <summary>
+    /// Ensures the required folders exist on an SMB/CIFS share, creating any that are missing.
+    /// If <paramref name="cifsShareFolder"/> is non-empty, creates it first as a subfolder of the share,
+    /// then creates the volume folders inside it.
+    /// Uses smbclient on the remote host to interact with the share without requiring a mount.
+    /// </summary>
+    Task<bool> EnsureSmbFoldersAsync(
+        string cifsServer,
+        string cifsShareName,
+        string cifsUsername,
+        string cifsPassword,
+        IEnumerable<string> folderNames,
+        string? cifsShareFolder = null);
+
+    /// <summary>
+    /// Removes all Docker volumes whose names start with <paramref name="stackName"/>_.
+    /// Volumes currently in use by running containers will be skipped.
+    /// Safe for CIFS volumes since data lives on the remote share, not in the local volume.
+    /// </summary>
+    Task<bool> RemoveStackVolumesAsync(string stackName);
 }
 
 public class StackInfo