release orchestrator v1 draft and build fixes

src/Plugin/StellaOps.Plugin.Sdk/PluginOptionsBase.cs

@@ -0,0 +1,35 @@
+namespace StellaOps.Plugin.Sdk;
+
+using System.ComponentModel.DataAnnotations;
+
+/// <summary>
+/// Options base class with validation support.
+/// </summary>
+public abstract class PluginOptionsBase : IValidatableObject
+{
+    /// <summary>
+    /// Override to add custom validation logic.
+    /// </summary>
+    /// <param name="validationContext">Validation context.</param>
+    /// <returns>Validation results.</returns>
+    public virtual IEnumerable<ValidationResult> Validate(ValidationContext validationContext)
+    {
+        yield break;
+    }
+
+    /// <summary>
+    /// Validates the options and throws if invalid.
+    /// </summary>
+    /// <exception cref="ValidationException">If validation fails.</exception>
+    public void ValidateAndThrow()
+    {
+        var context = new ValidationContext(this);
+        var results = new List<ValidationResult>();
+
+        if (!Validator.TryValidateObject(this, context, results, validateAllProperties: true))
+        {
+            var errors = string.Join(", ", results.Select(r => r.ErrorMessage));
+            throw new ValidationException($"Configuration validation failed: {errors}");
+        }
+    }
+}