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/Services/ComposeRenderService.cs

@@ -111,7 +111,10 @@ public class ComposeRenderService
         var export = (ctx.NfsExport ?? string.Empty).Trim('/');
         var folder = (ctx.NfsExportFolder ?? string.Empty).Trim('/');
         var path = string.IsNullOrEmpty(folder) ? export : $"{export}/{folder}";
-        return $":/{path}";
+        // When path is empty the prefix must be ":" with no trailing slash — the template
+        // already supplies the leading "/" before {{ABBREV}}, so ":" + "/ots/..." = ":/ots/..."
+        // (correct). Returning ":/" would produce "://ots/..." which Docker rejects.
+        return string.IsNullOrEmpty(path) ? ":" : $":/{path}";
     }
 
     /// <summary>
@@ -195,6 +198,12 @@ public class ComposeRenderService
               - {{ABBREV}}-cms-ca-certs:/var/www/cms/ca-certs
             ports:
               - "{{HOST_HTTP_PORT}}:80"
+            healthcheck:
+              test: ["CMD-SHELL", "curl -fsS --max-time 5 http://web:80/about | grep -Eo 'v?[0-9]+(\\.[0-9]+)+' >/dev/null || exit 1"]
+              interval: 10s
+              timeout: 5s
+              retries: 5
+              start_period: 30s
             networks:
               {{ABBREV}}-net:
                 aliases:
@@ -236,6 +245,9 @@ public class ComposeRenderService
               PANGOLIN_ENDPOINT: {{PANGOLIN_ENDPOINT}}
               NEWT_ID: {{NEWT_ID}}
               NEWT_SECRET: {{NEWT_SECRET}}
+            depends_on:
+              {{ABBREV}}-web:
+                condition: service_healthy
             networks:
               {{ABBREV}}-net: {}
             deploy: