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/Cli/ZB.MOM.WW.OtOpcUa.Driver.Modbus.Cli/Commands/ProbeCommand.cs

@@ -14,11 +14,13 @@ namespace ZB.MOM.WW.OtOpcUa.Driver.Modbus.Cli.Commands;
 [Command("probe", Description = "Verify the Modbus-TCP endpoint is reachable and speaks Modbus.")]
 public sealed class ProbeCommand : ModbusCommandBase
 {
+    /// <summary>Gets the holding-register address to use for the probe read.</summary>
     [CommandOption("probe-address", Description =
         "Holding-register address used as the cheap-read probe (default 0). Some PLCs lock " +
         "register 0 — set this to a known-good address on your device.")]
     public ushort ProbeAddress { get; init; }
 
+    /// <inheritdoc />
     public override async ValueTask ExecuteAsync(IConsole console)
     {
         ConfigureLogging();
@@ -80,6 +82,9 @@ public sealed class ProbeCommand : ModbusCommandBase
     ///       <item><c>OK</c> — driver Healthy and snapshot Good.</item>
     ///     </list>
     /// </summary>
+    /// <param name="state">The driver's health state.</param>
+    /// <param name="statusCode">The OPC UA status code from the probe read.</param>
+    /// <returns>A string describing the verdict.</returns>
     public static string ComputeVerdict(DriverState state, uint statusCode)
     {
         // OPC UA StatusCode top 2 bits encode the quality class: