[backend/database] Switch job identifier generation scheme to from UUIDv4 to ULID

Iceshrimp.Backend/Core/Database/DatabaseContext.cs

@@ -1181,6 +1181,7 @@ public class DatabaseContext(DbContextOptions<DatabaseContext> options)
 
 		modelBuilder.Entity<Job>(entity =>
 		{
+			entity.Property(e => e.Id).ValueGeneratedNever();
 			entity.Property(e => e.Status).HasDefaultValue(Job.JobStatus.Queued);
 			entity.Property(e => e.QueuedAt).HasDefaultValueSql("now()");
 			entity.HasOne<Worker>().WithMany().HasForeignKey(d => d.WorkerId).OnDelete(DeleteBehavior.SetNull);

Iceshrimp.Backend/Core/Database/Migrations/20240527200201_MigrateJobIdToUlid.cs

@@ -0,0 +1,25 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+
+#nullable disable
+
+namespace Iceshrimp.Backend.Core.Database.Migrations
+{
+    /// <inheritdoc />
+    [DbContext(typeof(DatabaseContext))]
+    [Migration("20240527200201_MigrateJobIdToUlid")]
+    public partial class MigrateJobIdToUlid : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+	        migrationBuilder.Sql("""UPDATE "jobs" SET "id" = concat('00000000-0', substring("id"::text, 11, 36))::uuid;""");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+
+        }
+    }
+}

Iceshrimp.Backend/Core/Database/Migrations/DatabaseContextModelSnapshot.cs

@@ -19,7 +19,7 @@ namespace Iceshrimp.Backend.Core.Database.Migrations
         {
 #pragma warning disable 612, 618
             modelBuilder
-                .HasAnnotation("ProductVersion", "8.0.4")
+                .HasAnnotation("ProductVersion", "8.0.5")
                 .HasAnnotation("Relational:MaxIdentifierLength", 63);
 
             NpgsqlModelBuilderExtensions.HasPostgresEnum(modelBuilder, "antenna_src_enum", new[] { "home", "all", "users", "list", "group", "instances" });
@@ -1539,7 +1539,6 @@ namespace Iceshrimp.Backend.Core.Database.Migrations
             modelBuilder.Entity("Iceshrimp.Backend.Core.Database.Tables.Job", b =>
                 {
                     b.Property<Guid>("Id")
-                        .ValueGeneratedOnAdd()
                         .HasColumnType("uuid")
                         .HasColumnName("id");
 

Iceshrimp.Backend/Core/Extensions/GuidExtensions.cs

@@ -3,4 +3,5 @@ namespace Iceshrimp.Backend.Core.Extensions;
 public static class GuidExtensions
 {
 	public static string ToStringLower(this Guid guid) => guid.ToString().ToLowerInvariant();
+	public static string ToStringLower(this Ulid ulid) => ulid.ToString().ToLowerInvariant();
 }

Iceshrimp.Backend/Core/Services/QueueService.cs

@@ -502,7 +502,12 @@ public class PostgresJobQueue<T>(
 		await using var scope = GetScope();
 		await using var db    = GetDbContext(scope);
 
-		var job = new Job { Queue = name, Data = JsonSerializer.Serialize(jobData) };
+		var job = new Job
+		{
+			Id    = Ulid.NewUlid().ToGuid(),
+			Queue = name,
+			Data  = JsonSerializer.Serialize(jobData)
+		};
 		db.Add(job);
 		await db.SaveChangesAsync();
 		await RaiseJobQueuedEvent(db);
@@ -515,6 +520,7 @@ public class PostgresJobQueue<T>(
 
 		var job = new Job
 		{
+			Id           = Ulid.NewUlid().ToGuid(),
 			Queue        = name,
 			Data         = JsonSerializer.Serialize(jobData),
 			Status       = Job.JobStatus.Delayed,

Iceshrimp.Backend/Iceshrimp.Backend.csproj

@@ -58,6 +58,7 @@
         <PackageReference Include="System.IO.Hashing" Version="8.0.0" />
         <PackageReference Include="System.Text.RegularExpressions" Version="4.3.1" />
         <PackageReference Include="System.Text.Json" Version="8.0.3" />
+        <PackageReference Include="Ulid" Version="1.3.3" />
         <PackageReference Include="WebPush" Version="1.0.24-iceshrimp" />
     </ItemGroup>