update readme, NET 9 SDK required to build platform

Author: jakubmisek

docs/Building-Peachpie.md

@@ -2,8 +2,8 @@ The solution consists of a set of standard MSBuild 15.0 project files. The stand
 
 ## Prerequisites
 
-- .NET 5.0 SDK
-- Visual Studio 2019 (Optional)
+- .NET 9.0 SDK
+- Visual Studio 2022 (Optional)
 
 ## Command Line
 
@@ -13,11 +13,7 @@ Build the solution or projects separately using the build command:
 dotnet build
 ```
 
-The build process outputs NuGet packages locally in `\.nugs\` directory. Packages are versioned with `1.0.0` version, `-dev` suffix.
-
-## Visual Studio 2017+
-
-Visual Studio should automatically restore NuGet packages. If this feature is disabled or not working properly, run `dotnet restore` on command line first.
+The build process outputs NuGet packages locally in `\.nugs\` directory. Packages are versioned with `1.2.0` version, `-dev` suffix.
 
 ## Developing with Peachpie from sources
 
@@ -31,17 +27,17 @@ PS \build\> .\update-cache.ps1
 
 Reference the development packages by your projects, i.e.
 ```xml
-<Project Sdk="Peachpie.NET.Sdk/1.0.0-dev">
+<Project Sdk="Peachpie.NET.Sdk/1.2.0-dev">
 ```
 or
 ```xml
-<PackageReference Include="Peachpie.Library.PDO.MySql" Version="1.0.0-dev" />
+<PackageReference Include="Peachpie.Library.PDO.MySql" Version="1.2.0-dev" />
 ```
 or when using `global.json` to specify Sdks versions:
 ```json
 {
     "msbuild-sdks": {
-        "Peachpie.NET.Sdk": "1.0.0-dev"
+        "Peachpie.NET.Sdk": "1.2.0-dev"
     }
 }
 ```

docs/readme.md

@@ -2,5 +2,5 @@
 
 ---
 
-- [Getting Started](https://github.com/iolevel/peachpie/wiki/Getting-Started) - for a quick start with PeachPie, and how to use the platform.
+- [Getting Started](https://docs.peachpie.io/get-started/) - for a quick start with PeachPie, and how to use the platform.
 - [Documentation](https://docs.peachpie.io/) - The project documentation.