Adding job pruner and instruction on how to register and run the job on a schedule

Author: thoven87

Sources/JobsPostgres/JobPruner.swift

@@ -0,0 +1,19 @@
+//===----------------------------------------------------------------------===//
+//
+// This source file is part of the Hummingbird server framework project
+//
+// Copyright (c) 2025 the Hummingbird authors
+// Licensed under Apache License v2.0
+//
+// See LICENSE.txt for license information
+// See hummingbird/CONTRIBUTORS.txt for the list of Hummingbird authors
+//
+// SPDX-License-Identifier: Apache-2.0
+//
+//===----------------------------------------------------------------------===//
+
+import Jobs
+
+public struct JobPruner: JobParameters {
+    static public var jobName: String { "JobPruner" }
+}

Sources/JobsPostgres/PostgresJobsQueue.swift

@@ -468,8 +468,12 @@ public final class PostgresJobQueue: JobQueueDriver, CancellableJobQueue, Resuma
             logger: self.logger
         )
     }
-    /// Helper func which to be use by a scheduled jobs
-    /// for performing job clean up based on a given set of policies
+
+    /// This menthod shall be called with the JobPruner after registration as follow
+    /// someJobQueue.registerJobparameters: JobPruner.self)  { _, _ in
+    ///     try await someJobQueue.processDataRetentionPolicy()
+    /// }
+    /// let jobScheddule  = JobSchedule([ .init(job: JobPruner(), schedule: .everyHour()) ])
     public func processDataRetentionPolicy() async throws {
         try await self.client.withTransaction(logger: logger) { tx in
             let now = Date.now.timeIntervalSince1970