Generated response

Application/Configuration/PlayListConfiguration.cs

@@ -69,6 +69,10 @@ namespace Musify.Application.Configuration
 
         public string BuildLargePicturePath(string pictureName) => CombineKey(ParentFolders, LargePicturesFolder, pictureName);
 
+        // Temp path used in Phase 2 for pre-signed upload keys (moved to final on consumption)
+        public string BuildTempPicturePath(string tempRootPrefix, Guid userId, string objectName) =>
+            CombineKey(tempRootPrefix, userId.ToString(), ParentFolders, objectName);
+
         static string CombineKey(params string[] segments)
         {
             return string.Join('/', segments

Application/Configuration/TrackConfiguration.cs

@@ -85,6 +85,13 @@ namespace Musify.Application.Configuration
 
         public string BuildProcessedAudioPath(string audioName) => CombineKey(ProcessedAudiosPath, audioName);
 
+        // Temp paths used in Phase 2 for pre-signed upload keys (moved to final on consumption)
+        public string BuildTempPicturePath(string tempRootPrefix, Guid userId, string objectName) =>
+            CombineKey(tempRootPrefix, userId.ToString(), ParentFolder, objectName);
+
+        public string BuildTempAudioPath(string tempRootPrefix, Guid userId, string objectName) =>
+            CombineKey(tempRootPrefix, userId.ToString(), ParentFolder, objectName);
+
         static string CombineKey(params string[] segments)
         {
             return string.Join('/', segments

Application/Configuration/UploadIntentConfiguration.cs

@@ -0,0 +1,52 @@
+using System.ComponentModel.DataAnnotations;
+
+namespace Musify.Application.Configuration
+{
+    public class UploadIntentConfiguration
+    {
+        public const string SectionName = "UploadIntent";
+
+        // Pre-signed URL TTL in seconds
+        [Range(10, 3600)]
+        public int UploadUrlExpiresInSeconds { get; set; } = 120;
+
+        // Max concurrent Issued intents per user
+        [Range(1, 100)]
+        public int MaxActiveUploadIntentsPerUser { get; set; } = 5;
+
+        // Max total bytes across all Issued intents for a user (default 200MB)
+        [Range(1, long.MaxValue)]
+        public long MaxActiveUploadBytesPerUser { get; set; } = 200L * 1024 * 1024;
+
+        // Max size validated via HEAD before consuming an intent (default 100MB)
+        [Range(1, long.MaxValue)]
+        public long MaxUploadBytes { get; set; } = 100L * 1024 * 1024;
+
+        // Conservative fallback size used when ExpectedSizeBytes is not provided
+        [Range(1, long.MaxValue)]
+        public long DefaultExpectedPictureSizeBytes { get; set; } = 10L * 1024 * 1024;   // 10MB
+
+        [Range(1, long.MaxValue)]
+        public long DefaultExpectedAudioSizeBytes { get; set; } = 100L * 1024 * 1024;    // 100MB
+
+        // How often the expiration job runs
+        [Range(30, 86400)]
+        public int ExpirationJobIntervalSeconds { get; set; } = 300;
+
+        // How many days to retain Expired intents before deleting the DB row
+        [Range(0, 365)]
+        public int ExpiredIntentsRetentionDays { get; set; } = 7;
+
+        // Root S3 prefix for temporary uploads (Phase 2)
+        [Required, MinLength(1)]
+        public string TempRootPrefix { get; set; } = "temp";
+
+        // How many days to retain orphaned temp objects in S3 before the cleanup job deletes them
+        [Range(1, 30)]
+        public int TempUploadsRetentionDays { get; set; } = 3;
+
+        // How often the temp-upload cleanup job runs
+        [Range(60, 86400)]
+        public int TempCleanupJobIntervalSeconds { get; set; } = 3600;
+    }
+}