Enhance admin listing & metadata extraction, update healthchecks

- Show current admins in RegistryAdmin using new RegistryAdminDisplayModel and backend support
- Improve RegistryMetadataService: better normalization, Amazon-specific extraction for images/prices, and URL normalization
- Use normalized product URLs and improved metadata logic in RegistryAdmin
- Add error handling for Blazored.TextEditor interop issues
- Switch healthchecks in portainer-stack.yml to process checks (pidof)
- Remove appsettings.Development.json contents from source control
- Add RegistryAdminDisplayModel and NormalizedUrl to models

deploy/portainer-stack.yml

@@ -29,7 +29,7 @@ services:
       - caddy-net
     restart: unless-stopped
     healthcheck:
-      test: ["CMD", "wget", "--quiet", "--tries=1", "--spider", "http://localhost:8080/"]
+      test: ["CMD-SHELL", "pidof dotnet > /dev/null || exit 1"]
       interval: 30s
       timeout: 10s
       retries: 3
@@ -52,7 +52,7 @@ services:
       - birthlist-network
     restart: unless-stopped
     healthcheck:
-      test: ["CMD", "/opt/mssql-tools/bin/sqlcmd", "-S", "localhost", "-U", "sa", "-P", "${SA_PASSWORD}", "-Q", "SELECT 1"]
+      test: ["CMD-SHELL", "pidof sqlservr > /dev/null || exit 1"]
       interval: 10s
       timeout: 3s
       retries: 10