feat(application): add inactive profile validation with custom exception

- Create InactiveProfileException for profile active status validation
- Update TriggeringDEXJobBatchCommand to check profile active status before execution
- Add ICfgProfileRepository dependency to batch command handler
- Throw InactiveProfileException when attempting to execute inactive profiles
- Add profile not found validation with descriptive error message
- Reorganize commands under DEXJob/Commands directory structure

ECMJobRunner.Application/Common/Exceptions/InactiveProfileException.cs

@@ -0,0 +1,47 @@
+using System;
+
+namespace ECMJobRunner.Application.Common.Exceptions
+{
+    /// <summary>
+    /// Exception thrown when attempting to execute a job for an inactive profile
+    /// Extends JobException with profile-specific context
+    /// </summary>
+    public class InactiveProfileException : JobException
+    {
+        /// <summary>
+        /// Initializes a new instance of InactiveProfileException
+        /// </summary>
+        /// <param name="profileId">ID of the inactive profile</param>
+        /// <param name="profileName">Name of the inactive profile (nullable)</param>
+        /// <param name="batchId">Unique batch identifier for tracking</param>
+        /// <remarks>
+        /// Use this exception when:
+        /// - Attempting to trigger DEX job batch for an inactive profile
+        /// - Attempting to execute individual jobs from an inactive profile
+        /// - Profile is deactivated during execution
+        /// </remarks>
+        public InactiveProfileException(long profileId, string? profileName, string batchId) 
+            : base(
+                jobName: "Profile Execution", 
+                processName: "Profile Active Status Validation", 
+                batchId: batchId, 
+                reason: "The profile is marked as inactive and cannot be executed", 
+                innerException: null,
+                ("Profile ID", profileId.ToString(), false),
+                ("Profile Name", profileName, true))
+        {
+            ProfileId = profileId;
+            ProfileName = profileName;
+        }
+
+        /// <summary>
+        /// Gets the ID of the inactive profile
+        /// </summary>
+        public long ProfileId { get; }
+
+        /// <summary>
+        /// Gets the name of the inactive profile (nullable)
+        /// </summary>
+        public string? ProfileName { get; }
+    }
+}