Added .nc and related commands.

You can set pixel colors (and text) on a 500x350 canvas, pepega version of r/place
You use currency to set pixels.
see whole canvas: .nc
set pixel: .ncsp <pos> <color> <text?>
get pixel: .ncp <pos>
zoom: .ncz <pos> or .ncz x y

src/NadekoBot/Migrations/Sqlite/20241028033656_ncanvas.cs

@@ -0,0 +1,53 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace NadekoBot.Migrations
+{
+    /// <inheritdoc />
+    public partial class ncanvas : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "NCPixel",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "INTEGER", nullable: false)
+                        .Annotation("Sqlite:Autoincrement", true),
+                    Position = table.Column<int>(type: "INTEGER", nullable: false),
+                    Price = table.Column<long>(type: "INTEGER", nullable: false),
+                    OwnerId = table.Column<ulong>(type: "INTEGER", nullable: false),
+                    Color = table.Column<uint>(type: "INTEGER", nullable: false),
+                    Text = table.Column<string>(type: "TEXT", maxLength: 256, nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_NCPixel", x => x.Id);
+                    table.UniqueConstraint("AK_NCPixel_Position", x => x.Position);
+                });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_DiscordUser_Username",
+                table: "DiscordUser",
+                column: "Username");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_NCPixel_OwnerId",
+                table: "NCPixel",
+                column: "OwnerId");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "NCPixel");
+
+            migrationBuilder.DropIndex(
+                name: "IX_DiscordUser_Username",
+                table: "DiscordUser");
+        }
+    }
+}