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.AbLegacy.Cli/AbLegacyCommandBase.cs

@@ -11,6 +11,7 @@ namespace ZB.MOM.WW.OtOpcUa.Driver.AbLegacy.Cli;
 /// </summary>
 public abstract class AbLegacyCommandBase : DriverCommandBase
 {
+    /// <summary>Gets the gateway endpoint for AB Legacy connection.</summary>
     [CommandOption("gateway", 'g', Description =
         "Canonical AB Legacy gateway: ab://host[:port]/cip-path. Port defaults to 44818. " +
         "cip-path depends on the family: SLC 5/05 + PLC-5 typically '1,0'; MicroLogix " +
@@ -18,10 +19,12 @@ public abstract class AbLegacyCommandBase : DriverCommandBase
         IsRequired = true)]
     public string Gateway { get; init; } = default!;
 
+    /// <summary>Gets the PLC family type.</summary>
     [CommandOption("plc-type", 'P', Description =
         "Slc500 / MicroLogix / Plc5 / LogixPccc (default Slc500).")]
     public AbLegacyPlcFamily PlcType { get; init; } = AbLegacyPlcFamily.Slc500;
 
+    /// <summary>Gets the per-operation timeout in milliseconds.</summary>
     [CommandOption("timeout-ms", Description = "Per-operation timeout in ms (default 5000).")]
     public int TimeoutMs { get; init; } = 5000;
 
@@ -36,6 +39,8 @@ public abstract class AbLegacyCommandBase : DriverCommandBase
     ///     Build an <see cref="AbLegacyDriverOptions"/> with the device + tag list a subclass
     ///     supplies. Probe disabled for CLI one-shot runs.
     /// </summary>
+    /// <param name="tags">The tag definitions to include in the options.</param>
+    /// <returns>Configured AB Legacy driver options.</returns>
     protected AbLegacyDriverOptions BuildOptions(IReadOnlyList<AbLegacyTagDefinition> tags) => new()
     {
         Devices = [new AbLegacyDeviceOptions(
@@ -47,5 +52,6 @@ public abstract class AbLegacyCommandBase : DriverCommandBase
         Probe = new AbLegacyProbeOptions { Enabled = false },
     };
 
+    /// <summary>Gets the driver instance identifier for CLI operations.</summary>
     protected string DriverInstanceId => $"ablegacy-cli-{Gateway}";
 }

src/Drivers/Cli/ZB.MOM.WW.OtOpcUa.Driver.AbLegacy.Cli/Commands/ProbeCommand.cs

@@ -12,15 +12,18 @@ namespace ZB.MOM.WW.OtOpcUa.Driver.AbLegacy.Cli.Commands;
 [Command("probe", Description = "Verify the AB Legacy endpoint is reachable and a sample PCCC read succeeds.")]
 public sealed class ProbeCommand : AbLegacyCommandBase
 {
+    /// <summary>Gets or sets the PCCC address to probe.</summary>
     [CommandOption("address", 'a', Description =
         "PCCC address to probe (default N7:0). Use S:0 for the status file when you want " +
         "the pre-populated register every SLC / MicroLogix / PLC-5 ships with.")]
     public string Address { get; init; } = "N7:0";
 
+    /// <summary>Gets or sets the PCCC data type of the probe address.</summary>
     [CommandOption("type", 't', Description =
         "PCCC data type of the probe address (default Int — matches N files).")]
     public AbLegacyDataType DataType { get; init; } = AbLegacyDataType.Int;
 
+    /// <inheritdoc />
     public override async ValueTask ExecuteAsync(IConsole console)
     {
         ConfigureLogging();

src/Drivers/Cli/ZB.MOM.WW.OtOpcUa.Driver.AbLegacy.Cli/Commands/ReadCommand.cs

@@ -10,6 +10,7 @@ namespace ZB.MOM.WW.OtOpcUa.Driver.AbLegacy.Cli.Commands;
 [Command("read", Description = "Read a single PCCC file address.")]
 public sealed class ReadCommand : AbLegacyCommandBase
 {
+    /// <summary>Gets the PCCC file address to read.</summary>
     [CommandOption("address", 'a', Description =
         "PCCC file address. File letter implies storage; bit-within-word via slash " +
         "(B3:0/3 or N7:0/5). Sub-element access for timers/counters/controls uses " +
@@ -17,11 +18,13 @@ public sealed class ReadCommand : AbLegacyCommandBase
         IsRequired = true)]
     public string Address { get; init; } = default!;
 
+    /// <summary>Gets the data type of the address.</summary>
     [CommandOption("type", 't', Description =
         "Bit / Int / Long / Float / AnalogInt / String / TimerElement / CounterElement / " +
         "ControlElement (default Int).")]
     public AbLegacyDataType DataType { get; init; } = AbLegacyDataType.Int;
 
+    /// <inheritdoc />
     public override async ValueTask ExecuteAsync(IConsole console)
     {
         ConfigureLogging();
@@ -53,6 +56,8 @@ public sealed class ReadCommand : AbLegacyCommandBase
     }
 
     /// <summary>Tag-name key the driver uses internally. Address+type is already unique.</summary>
+    /// <param name="address">The PCCC file address.</param>
+    /// <param name="type">The data type of the address.</param>
     internal static string SynthesiseTagName(string address, AbLegacyDataType type)
         => $"{address}:{type}";
 }

src/Drivers/Cli/ZB.MOM.WW.OtOpcUa.Driver.AbLegacy.Cli/Commands/SubscribeCommand.cs

@@ -13,18 +13,22 @@ namespace ZB.MOM.WW.OtOpcUa.Driver.AbLegacy.Cli.Commands;
 public sealed class SubscribeCommand : AbLegacyCommandBase
 {
     [CommandOption("address", 'a', Description = "PCCC file address — same format as `read`.", IsRequired = true)]
+    /// <summary>Gets or sets the PCCC file address to subscribe to.</summary>
     public string Address { get; init; } = default!;
 
     [CommandOption("type", 't', Description =
         "Bit / Int / Long / Float / AnalogInt / String / TimerElement / CounterElement / " +
         "ControlElement (default Int).")]
+    /// <summary>Gets or sets the data type of the address.</summary>
     public AbLegacyDataType DataType { get; init; } = AbLegacyDataType.Int;
 
     [CommandOption("interval-ms", 'i', Description =
         "Publishing interval in milliseconds (default 1000). PollGroupEngine floors " +
         "sub-250ms values.")]
+    /// <summary>Gets or sets the polling interval in milliseconds.</summary>
     public int IntervalMs { get; init; } = 1000;
 
+    /// <inheritdoc />
     public override async ValueTask ExecuteAsync(IConsole console)
     {
         ConfigureLogging();

src/Drivers/Cli/ZB.MOM.WW.OtOpcUa.Driver.AbLegacy.Cli/Commands/WriteCommand.cs

@@ -15,20 +15,24 @@ namespace ZB.MOM.WW.OtOpcUa.Driver.AbLegacy.Cli.Commands;
 [Command("write", Description = "Write a single PCCC file address.")]
 public sealed class WriteCommand : AbLegacyCommandBase
 {
+    /// <summary>Gets or sets the PCCC file address to write to.</summary>
     [CommandOption("address", 'a', Description =
         "PCCC file address — same format as `read`.", IsRequired = true)]
     public string Address { get; init; } = default!;
 
+    /// <summary>Gets or sets the data type for the write operation.</summary>
     [CommandOption("type", 't', Description =
         "Bit / Int / Long / Float / AnalogInt / String / TimerElement / CounterElement / " +
         "ControlElement (default Int).")]
     public AbLegacyDataType DataType { get; init; } = AbLegacyDataType.Int;
 
+    /// <summary>Gets or sets the value to write.</summary>
     [CommandOption("value", 'v', Description =
         "Value to write. Parsed per --type (booleans accept true/false, 1/0, on/off, yes/no).",
         IsRequired = true)]
     public string Value { get; init; } = default!;
 
+    /// <inheritdoc />
     public override async ValueTask ExecuteAsync(IConsole console)
     {
         ConfigureLogging();
@@ -62,6 +66,9 @@ public sealed class WriteCommand : AbLegacyCommandBase
     }
 
     /// <summary>Parse <c>--value</c> per <see cref="AbLegacyDataType"/>, invariant culture.</summary>
+    /// <param name="raw">The raw string value to parse.</param>
+    /// <param name="type">The target data type for parsing.</param>
+    /// <returns>The parsed value.</returns>
     /// <exception cref="CliFx.Exceptions.CommandException">
     ///     Thrown when <paramref name="raw"/> cannot be parsed as the requested type (malformed
     ///     input or out-of-range value) so CliFx renders a clean one-line error instead of a raw