docs: backfill XML documentation across 756 files

Adds <summary>, <param>, <typeparam>, and <inheritdoc/> tags to public
members surfaced by commentchecker — resolves 5,847 of 5,869 issues
(99.6%) across three /fixdocs passes.

src/Drivers/ZB.MOM.WW.OtOpcUa.Driver.AbLegacy/AbLegacyDriverFactoryExtensions.cs

@@ -23,15 +23,30 @@ public static class AbLegacyDriverFactoryExtensions
     ///     the driver runs with the null logger (existing tests and standalone callers stay
     ///     unchanged). Mirrors the Modbus driver registration pattern.
     /// </summary>
+    /// <param name="registry">The driver factory registry to register with.</param>
+    /// <param name="loggerFactory">Optional logger factory for driver instances.</param>
     public static void Register(DriverFactoryRegistry registry, ILoggerFactory? loggerFactory = null)
     {
         ArgumentNullException.ThrowIfNull(registry);
         registry.Register(DriverTypeName, (id, json) => CreateInstance(id, json, loggerFactory));
     }
 
+    /// <summary>
+    /// Creates an instance of the AB Legacy driver from configuration.
+    /// </summary>
+    /// <param name="driverInstanceId">The unique identifier for this driver instance.</param>
+    /// <param name="driverConfigJson">The driver configuration as a JSON string.</param>
+    /// <returns>A configured <see cref="AbLegacyDriver"/> instance.</returns>
     internal static AbLegacyDriver CreateInstance(string driverInstanceId, string driverConfigJson)
         => CreateInstance(driverInstanceId, driverConfigJson, loggerFactory: null);
 
+    /// <summary>
+    /// Creates an instance of the AB Legacy driver with optional logger.
+    /// </summary>
+    /// <param name="driverInstanceId">The unique identifier for this driver instance.</param>
+    /// <param name="driverConfigJson">The driver configuration as a JSON string.</param>
+    /// <param name="loggerFactory">Optional logger factory for the driver instance.</param>
+    /// <returns>A configured <see cref="AbLegacyDriver"/> instance.</returns>
     internal static AbLegacyDriver CreateInstance(string driverInstanceId, string driverConfigJson, ILoggerFactory? loggerFactory)
     {
         ArgumentException.ThrowIfNullOrWhiteSpace(driverInstanceId);
@@ -105,34 +120,98 @@ public static class AbLegacyDriverFactoryExtensions
 
     internal sealed class AbLegacyDriverConfigDto
     {
+        /// <summary>
+        /// Gets or sets the timeout in milliseconds for operations.
+        /// </summary>
         public int? TimeoutMs { get; init; }
+
+        /// <summary>
+        /// Gets or sets the list of devices to connect to.
+        /// </summary>
         public List<AbLegacyDeviceDto>? Devices { get; init; }
+
+        /// <summary>
+        /// Gets or sets the list of tags to monitor.
+        /// </summary>
         public List<AbLegacyTagDto>? Tags { get; init; }
+
+        /// <summary>
+        /// Gets or sets the probe configuration.
+        /// </summary>
         public AbLegacyProbeDto? Probe { get; init; }
     }
 
     internal sealed class AbLegacyDeviceDto
     {
+        /// <summary>
+        /// Gets or sets the host address of the device.
+        /// </summary>
         public string? HostAddress { get; init; }
+
+        /// <summary>
+        /// Gets or sets the PLC family.
+        /// </summary>
         public string? PlcFamily { get; init; }
+
+        /// <summary>
+        /// Gets or sets the device name.
+        /// </summary>
         public string? DeviceName { get; init; }
     }
 
     internal sealed class AbLegacyTagDto
     {
+        /// <summary>
+        /// Gets or sets the tag name.
+        /// </summary>
         public string? Name { get; init; }
+
+        /// <summary>
+        /// Gets or sets the device host address.
+        /// </summary>
         public string? DeviceHostAddress { get; init; }
+
+        /// <summary>
+        /// Gets or sets the tag address.
+        /// </summary>
         public string? Address { get; init; }
+
+        /// <summary>
+        /// Gets or sets the data type.
+        /// </summary>
         public string? DataType { get; init; }
+
+        /// <summary>
+        /// Gets or sets whether the tag is writable.
+        /// </summary>
         public bool? Writable { get; init; }
+
+        /// <summary>
+        /// Gets or sets whether write is idempotent.
+        /// </summary>
         public bool? WriteIdempotent { get; init; }
     }
 
     internal sealed class AbLegacyProbeDto
     {
+        /// <summary>
+        /// Gets or sets whether probing is enabled.
+        /// </summary>
         public bool? Enabled { get; init; }
+
+        /// <summary>
+        /// Gets or sets the probe interval in milliseconds.
+        /// </summary>
         public int? IntervalMs { get; init; }
+
+        /// <summary>
+        /// Gets or sets the probe timeout in milliseconds.
+        /// </summary>
         public int? TimeoutMs { get; init; }
+
+        /// <summary>
+        /// Gets or sets the probe address.
+        /// </summary>
         public string? ProbeAddress { get; init; }
     }
 }