feat: extract MyAgent core and web console

tests/MyAgent.Tests/Agents/PlannerIntentWeightTests.cs

@@ -0,0 +1,85 @@
+using MyAgent.Agents;
+using MyAgent.Core;
+using MyAgent.Tools;
+using Xunit;
+
+namespace MyAgent.Tests.Agents;
+
+public sealed class PlannerIntentWeightTests
+{
+    [Fact]
+    public void ParsePlan_HighSemanticWeightSelectsToolWithoutKeywordRules()
+    {
+        var json = """
+        {
+          "nextAction":"NeedTool",
+          "taskType":"FactCheck",
+          "complexity":"Normal",
+          "toolWeight":0.91,
+          "memoryRecallWeight":0.08,
+          "analysisWeight":0.2,
+          "tools":[{
+            "name":"web_search",
+            "query":"Acme Cloud service availability July 2026",
+            "reason":"The answer depends on current external state",
+            "maxResults":5,
+            "confidence":0.88
+          }]
+        }
+        """;
+
+        var plan = PlannerAgent.ParsePlan(json, Router(), new ToolCatalog());
+
+        Assert.True(plan.NeedsTool);
+        Assert.Single(plan.Tools);
+        Assert.Equal("web_search", plan.Tools[0].Name);
+        Assert.Equal(0.91, plan.ToolWeight, 2);
+    }
+
+    [Fact]
+    public void ParsePlan_LowWeightsDoNotTriggerToolsOrMemoryDespiteToolWords()
+    {
+        var json = """
+        {
+          "nextAction":"NeedTool",
+          "taskType":"Chat",
+          "complexity":"Simple",
+          "toolWeight":0.2,
+          "memoryRecallWeight":0.3,
+          "analysisWeight":0.1,
+          "reason":"The user is discussing the words search, image and previous, not requesting actions",
+          "tools":[{
+            "name":"image_search",
+            "query":"wallpaper avatar image",
+            "confidence":0.25
+          }]
+        }
+        """;
+
+        var plan = PlannerAgent.ParsePlan(json, Router(), new ToolCatalog());
+
+        Assert.False(plan.NeedsTool);
+        Assert.False(plan.NeedsMemoryRecall);
+        Assert.False(plan.NeedsAnalysis);
+        Assert.Empty(plan.Tools);
+        Assert.Equal(PlannerNextAction.ReadyToReply, plan.NextAction);
+    }
+
+    [Theory]
+    [InlineData(0.49, false)]
+    [InlineData(0.5, true)]
+    [InlineData(0.9, true)]
+    public void ToolThreshold_IsStable(double weight, bool expected)
+    {
+        Assert.Equal(expected, IntentWeightPolicy.ShouldUseTool(weight));
+    }
+
+    private static RouterDecisionEnvelope Router() => new()
+    {
+        ShouldReply = true,
+        ShouldEnter = true,
+        Target = ConversationTarget.Bot,
+        Complexity = TaskComplexity.Simple,
+        Route = new RouteDecision { ShouldReply = true }
+    };
+}