feat: Implement container logs functionality in InstancesViewModel

- Added properties for managing container logs, including log entries, service filters, and auto-refresh options.
- Introduced commands for refreshing logs, toggling auto-refresh, and closing the logs panel.
- Implemented log fetching logic with error handling and status messages.
- Integrated log display in the InstancesView with a dedicated logs panel.

feat: Enhance navigation to Instances page with auto-selection

- Added method to navigate to the Instances page and auto-select an instance based on abbreviation.

feat: Update SettingsViewModel to load and save Bitwarden configuration

- Integrated Bitwarden configuration loading from IOptions and saving to appsettings.json.
- Added properties for Bitwarden instance project ID and connection status.
- Updated UI to reflect Bitwarden settings and connection status.

feat: Add advanced options for instance creation

- Introduced a new expander in CreateInstanceView for advanced options, including purging stale volumes.

feat: Improve InstanceDetailsWindow with pending setup banner

- Added a banner to indicate pending setup for Xibo OAuth credentials, with editable fields for client ID and secret.

fix: Update appsettings.json to include Bitwarden configuration structure

- Added Bitwarden section to appsettings.json for storing configuration values.

chore: Update Docker Compose template with health checks

- Added health check configuration for web service in template.yml to ensure service availability.

refactor: Drop AppSettings table from database

- Removed AppSettings table and related migration files as part of database cleanup.

feat: Create ServiceLogEntry DTO for log management

- Added ServiceLogEntry class to represent individual log entries from Docker services.

OTSSignsOrchestrator.Core/Models/DTOs/CreateInstanceDto.cs

@@ -37,4 +37,11 @@ public class CreateInstanceDto
 
     [MaxLength(500)]
     public string? NfsExtraOptions { get; set; }
+
+    /// <summary>
+    /// When true, any existing Docker volumes with the same stack prefix are removed before
+    /// deploying, so fresh volumes are created from the current compose driver_opts.
+    /// Defaults to false to avoid accidental data loss on re-deploys.
+    /// </summary>
+    public bool PurgeStaleVolumes { get; set; } = false;
 }

OTSSignsOrchestrator.Core/Models/DTOs/DeploymentResultDto.cs

@@ -10,4 +10,10 @@ public class DeploymentResultDto
     public int ExitCode { get; set; }
     public long DurationMs { get; set; }
     public int ServiceCount { get; set; }
+
+    /// <summary>The instance URL including the abbreviation sub-path (e.g. https://ots.ots-signs.com/ots).</summary>
+    public string? InstanceUrl { get; set; }
+
+    /// <summary>The 3-letter abbreviation for this instance.</summary>
+    public string? Abbrev { get; set; }
 }

OTSSignsOrchestrator.Core/Models/DTOs/ServiceLogEntry.cs

@@ -0,0 +1,24 @@
+namespace OTSSignsOrchestrator.Core.Models.DTOs;
+
+/// <summary>
+/// Represents a single log line from a Docker service.
+/// Parsed from <c>docker service logs --timestamps</c> output.
+/// </summary>
+public class ServiceLogEntry
+{
+    /// <summary>UTC timestamp of the log entry (from Docker).</summary>
+    public DateTimeOffset Timestamp { get; set; }
+
+    /// <summary>Service/replica identifier (e.g. "acm-cms-stack_acm-web.1.abc123").</summary>
+    public string Source { get; set; } = string.Empty;
+
+    /// <summary>The log message text.</summary>
+    public string Message { get; set; } = string.Empty;
+
+    /// <summary>Short service name without the stack prefix (e.g. "acm-web").</summary>
+    public string ServiceName { get; set; } = string.Empty;
+
+    /// <summary>Formatted display string for binding: "[timestamp] source | message".</summary>
+    public string DisplayLine =>
+        $"[{Timestamp:HH:mm:ss}] {Source} | {Message}";
+}