chore: update README.md (#2)

Author: cnblogs-dudu

README.md

@@ -1,2 +1,51 @@
-# SemanticKernel.DashScope
+# Cnblogs.SemanticKernel.Connectors.DashScope
 Semantic Kernel Connector to DashScope
+
+## Get started
+Add the NuGet package to your project.
+```shell 
+dotnet add package Cnblogs.SemanticKernel.Connectors.DashScope
+```
+
+Add the `dashscope` section to the appsettings.json file.
+```json
+{
+  "dashscope": {
+    "modelId": "qwen-max"
+  }
+}
+```
+Add the api key to the user-secrets.
+```shell
+dotnet user-secrets init
+dotnet user-secrets set "dashscope:apiKey" "sk-xxx"
+```
+## Usage
+Program.cs
+```cs
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.SemanticKernel;
+
+var builder = Kernel.CreateBuilder();
+builder.Services.AddSingleton(GetConfiguration());
+builder.AddDashScopeChatCompletion();
+var kernel = builder.Build();
+
+var prompt = @"<message role=""user"">Tell me about the Cnblogs</message>";
+var result = await kernel.InvokePromptAsync(prompt);
+Console.WriteLine(result);
+
+static IConfiguration GetConfiguration()
+{
+    return new ConfigurationBuilder()
+        .SetBasePath(Directory.GetCurrentDirectory())
+        .AddJsonFile("appsettings.json")
+        .AddUserSecrets<Program>()
+        .Build();
+}
+
+public partial class Program
+{ }
+```
+