Improve XML documentation coverage across src modules and sync generated analysis artifacts.

src/NATS.Server/Configuration/ConfigProcessor.cs

@@ -19,6 +19,7 @@ public static class ConfigProcessor
     /// <summary>
     /// Parses a configuration file and returns the populated options.
     /// </summary>
+    /// <param name="filePath">Absolute or relative path to the NATS configuration file to load.</param>
     public static NatsOptions ProcessConfigFile(string filePath)
     {
         var config = NatsConfParser.ParseFile(filePath);
@@ -30,6 +31,7 @@ public static class ConfigProcessor
     /// <summary>
     /// Parses configuration text (not from a file) and returns the populated options.
     /// </summary>
+    /// <param name="configText">Raw configuration text in NATS server config format.</param>
     public static NatsOptions ProcessConfig(string configText)
     {
         var config = NatsConfParser.Parse(configText);
@@ -42,6 +44,8 @@ public static class ConfigProcessor
     /// Applies a parsed configuration dictionary to existing options.
     /// Throws <see cref="ConfigProcessorException"/> if any validation errors are collected.
     /// </summary>
+    /// <param name="config">Parsed config tree keyed by top-level field names.</param>
+    /// <param name="opts">Options instance that receives normalized values from the parsed config.</param>
     public static void ApplyConfig(Dictionary<string, object?> config, NatsOptions opts)
     {
         var errors = new List<string>();
@@ -423,6 +427,7 @@ public static class ConfigProcessor
     ///   <item>A number (long/double) treated as seconds</item>
     /// </list>
     /// </summary>
+    /// <param name="value">Raw duration token from configuration (string or numeric seconds).</param>
     internal static TimeSpan ParseDuration(object? value)
     {
         return value switch
@@ -1877,7 +1882,14 @@ public static class ConfigProcessor
 public sealed class ConfigProcessorException(string message, List<string> errors, List<string>? warnings = null)
     : Exception(message)
 {
+    /// <summary>
+    /// Gets the list of blocking configuration errors that prevented startup.
+    /// </summary>
     public IReadOnlyList<string> Errors => errors;
+
+    /// <summary>
+    /// Gets non-fatal configuration warnings collected during processing.
+    /// </summary>
     public IReadOnlyList<string> Warnings => warnings ?? [];
 }
 
@@ -1887,6 +1899,9 @@ public sealed class ConfigProcessorException(string message, List<string> errors
 /// </summary>
 public class ConfigWarningException(string message, string? source = null) : Exception(message)
 {
+    /// <summary>
+    /// Gets the location within the source config where this warning originated, when available.
+    /// </summary>
     public string? SourceLocation { get; } = source;
 }
 
@@ -1897,5 +1912,8 @@ public class ConfigWarningException(string message, string? source = null) : Exc
 public sealed class UnknownConfigFieldWarning(string field, string? source = null)
     : ConfigWarningException($"unknown field {field}", source)
 {
+    /// <summary>
+    /// Gets the unknown top-level or nested field name encountered in the configuration file.
+    /// </summary>
     public string Field { get; } = field;
 }