[backend/database] Remove length limit on note.cw column (ISH-84)

Iceshrimp.Backend/Core/Database/Migrations/20240304000222_RemoveCwLengthRestriction.cs

@@ -0,0 +1,38 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace Iceshrimp.Backend.Core.Database.Migrations
+{
+    /// <inheritdoc />
+    public partial class RemoveCwLengthRestriction : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AlterColumn<string>(
+                name: "cw",
+                table: "note",
+                type: "text",
+                nullable: true,
+                oldClrType: typeof(string),
+                oldType: "character varying(512)",
+                oldMaxLength: 512,
+                oldNullable: true);
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AlterColumn<string>(
+                name: "cw",
+                table: "note",
+                type: "character varying(512)",
+                maxLength: 512,
+                nullable: true,
+                oldClrType: typeof(string),
+                oldType: "text",
+                oldNullable: true);
+        }
+    }
+}

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

@@ -2434,8 +2434,7 @@ namespace Iceshrimp.Backend.Core.Database.Migrations
                         .HasComment("The created date of the Note.");
 
                     b.Property<string>("Cw")
-                        .HasMaxLength(512)
-                        .HasColumnType("character varying(512)")
+                        .HasColumnType("text")
                         .HasColumnName("cw");
 
                     b.Property<List<string>>("Emojis")

Iceshrimp.Backend/Core/Database/Tables/Note.cs

@@ -63,7 +63,7 @@ public class Note : IEntity
 
 	[Column("name")] [StringLength(256)] public string? Name { get; set; }
 
-	[Column("cw")] [StringLength(512)] public string? Cw { get; set; }
+	[Column("cw")] public string? Cw { get; set; }
 
 	/// <summary>
 	///     The ID of author.