Remove the release notes length limit (loic-sharma#687)

Kudos to @dncnkrs for the original implementation. 

This allows BaGet to index packages with large release notes, like https://www.nuget.org/packages/chocolatey/0.10.6.1

Author: loic-sharma

src/BaGet.Core/Entities/AbstractContext.cs

@@ -68,8 +68,7 @@ private void BuildPackageEntity(EntityTypeBuilder<Package> package)
                 .HasMaxLength(MaxPackageVersionLength);
 
             package.Property(p => p.ReleaseNotes)
-                .HasColumnName("ReleaseNotes")
-                .HasMaxLength(DefaultMaxStringLength);
+                .HasColumnName("ReleaseNotes");
 
             package.Property(p => p.Authors)
                 .HasMaxLength(DefaultMaxStringLength)

src/BaGet.Database.MySql/Migrations/20210919191554_RemoveReleaseNotesMaxLength.Designer.cs

@@ -0,0 +1,35 @@
+using System;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+namespace BaGet.Database.MySql.Migrations
+{
+    public partial class RemoveReleaseNotesMaxLength : Migration
+    {
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AlterColumn<DateTime>(
+                name: "RowVersion",
+                table: "Packages",
+                rowVersion: true,
+                nullable: true,
+                oldClrType: typeof(DateTime),
+                oldType: "timestamp(6)",
+                oldNullable: true)
+                .Annotation("MySql:ValueGenerationStrategy", MySqlValueGenerationStrategy.ComputedColumn);
+        }
+
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AlterColumn<DateTime>(
+                name: "RowVersion",
+                table: "Packages",
+                type: "timestamp(6)",
+                nullable: true,
+                oldClrType: typeof(DateTime),
+                oldRowVersion: true,
+                oldNullable: true)
+                .OldAnnotation("MySql:ValueGenerationStrategy", MySqlValueGenerationStrategy.ComputedColumn);
+        }
+    }
+}

src/BaGet.Database.MySql/Migrations/20210919191554_RemoveReleaseNotesMaxLength.cs

@@ -14,7 +14,7 @@ protected override void BuildModel(ModelBuilder modelBuilder)
         {
 #pragma warning disable 612, 618
             modelBuilder
-                .HasAnnotation("ProductVersion", "3.1.1")
+                .HasAnnotation("ProductVersion", "3.1.18")
                 .HasAnnotation("Relational:MaxIdentifierLength", 64);
 
             modelBuilder.Entity("BaGet.Core.Package", b =>
@@ -87,8 +87,7 @@ protected override void BuildModel(ModelBuilder modelBuilder)
 
                     b.Property<string>("ReleaseNotes")
                         .HasColumnName("ReleaseNotes")
-                        .HasColumnType("longtext CHARACTER SET utf8mb4")
-                        .HasMaxLength(4000);
+                        .HasColumnType("longtext CHARACTER SET utf8mb4");
 
                     b.Property<string>("RepositoryType")
                         .HasColumnType("varchar(100) CHARACTER SET utf8mb4")

src/BaGet.Database.MySql/Migrations/MySqlContextModelSnapshot.cs

@@ -0,0 +1,31 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+namespace BaGet.Database.PostgreSql.Migrations
+{
+    public partial class RemoveReleaseNotesMaxLength : Migration
+    {
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AlterColumn<string>(
+                name: "ReleaseNotes",
+                table: "Packages",
+                nullable: true,
+                oldClrType: typeof(string),
+                oldType: "character varying(4000)",
+                oldMaxLength: 4000,
+                oldNullable: true);
+        }
+
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AlterColumn<string>(
+                name: "ReleaseNotes",
+                table: "Packages",
+                type: "character varying(4000)",
+                maxLength: 4000,
+                nullable: true,
+                oldClrType: typeof(string),
+                oldNullable: true);
+        }
+    }
+}

src/BaGet.Database.PostgreSql/Migrations/20210919191649_RemoveReleaseNotesMaxLength.Designer.cs

@@ -17,7 +17,7 @@ protected override void BuildModel(ModelBuilder modelBuilder)
             modelBuilder
                 .HasAnnotation("Npgsql:PostgresExtension:citext", ",,")
                 .HasAnnotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn)
-                .HasAnnotation("ProductVersion", "3.1.1")
+                .HasAnnotation("ProductVersion", "3.1.18")
                 .HasAnnotation("Relational:MaxIdentifierLength", 63);
 
             modelBuilder.Entity("BaGet.Core.Package", b =>
@@ -91,8 +91,7 @@ protected override void BuildModel(ModelBuilder modelBuilder)
 
                     b.Property<string>("ReleaseNotes")
                         .HasColumnName("ReleaseNotes")
-                        .HasColumnType("character varying(4000)")
-                        .HasMaxLength(4000);
+                        .HasColumnType("text");
 
                     b.Property<string>("RepositoryType")
                         .HasColumnType("character varying(100)")

src/BaGet.Database.PostgreSql/Migrations/20210919191649_RemoveReleaseNotesMaxLength.cs

@@ -0,0 +1,31 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+namespace BaGet.Database.SqlServer.Migrations
+{
+    public partial class RemoveReleaseNotesMaxLength : Migration
+    {
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AlterColumn<string>(
+                name: "ReleaseNotes",
+                table: "Packages",
+                nullable: true,
+                oldClrType: typeof(string),
+                oldType: "nvarchar(4000)",
+                oldMaxLength: 4000,
+                oldNullable: true);
+        }
+
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AlterColumn<string>(
+                name: "ReleaseNotes",
+                table: "Packages",
+                type: "nvarchar(4000)",
+                maxLength: 4000,
+                nullable: true,
+                oldClrType: typeof(string),
+                oldNullable: true);
+        }
+    }
+}

src/BaGet.Database.PostgreSql/Migrations/PostgreSqlContextModelSnapshot.cs

@@ -15,7 +15,7 @@ protected override void BuildModel(ModelBuilder modelBuilder)
         {
 #pragma warning disable 612, 618
             modelBuilder
-                .HasAnnotation("ProductVersion", "3.1.1")
+                .HasAnnotation("ProductVersion", "3.1.18")
                 .HasAnnotation("Relational:MaxIdentifierLength", 128)
                 .HasAnnotation("SqlServer:ValueGenerationStrategy", SqlServerValueGenerationStrategy.IdentityColumn);
 
@@ -90,8 +90,7 @@ protected override void BuildModel(ModelBuilder modelBuilder)
 
                     b.Property<string>("ReleaseNotes")
                         .HasColumnName("ReleaseNotes")
-                        .HasColumnType("nvarchar(4000)")
-                        .HasMaxLength(4000);
+                        .HasColumnType("nvarchar(max)");
 
                     b.Property<string>("RepositoryType")
                         .HasColumnType("nvarchar(100)")

src/BaGet.Database.SqlServer/Migrations/20210919191928_RemoveReleaseNotesMaxLength.Designer.cs

@@ -0,0 +1,17 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+namespace BaGet.Database.Sqlite.Migrations
+{
+    public partial class RemoveReleaseNotesMaxLength : Migration
+    {
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+
+        }
+
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+
+        }
+    }
+}

src/BaGet.Database.SqlServer/Migrations/20210919191928_RemoveReleaseNotesMaxLength.cs

@@ -14,7 +14,7 @@ protected override void BuildModel(ModelBuilder modelBuilder)
         {
 #pragma warning disable 612, 618
             modelBuilder
-                .HasAnnotation("ProductVersion", "3.1.1");
+                .HasAnnotation("ProductVersion", "3.1.18");
 
             modelBuilder.Entity("BaGet.Core.Package", b =>
                 {
@@ -86,8 +86,7 @@ protected override void BuildModel(ModelBuilder modelBuilder)
 
                     b.Property<string>("ReleaseNotes")
                         .HasColumnName("ReleaseNotes")
-                        .HasColumnType("TEXT")
-                        .HasMaxLength(4000);
+                        .HasColumnType("TEXT");
 
                     b.Property<string>("RepositoryType")
                         .HasColumnType("TEXT")