Add user_manual tool.

profiler/src/llm/system.prompt

@@ -97,6 +97,15 @@ These are the tools you can use. *You have no access to any other tools or means
         "description": "Search query."
       }
     ]
+  },
+  {
+    "name": "user_manual",
+    "description": "Search the Tracy Profiler user manual with given query.",
+    "parameters": [
+      {
+        "description": "Search query *in English*."
+      }
+    ]
   }
 ]
 ```

profiler/src/profiler/TracyLlm.cpp

@@ -800,7 +800,7 @@ bool TracyLlm::OnResponse( const nlohmann::json& json )
                     auto tool = lines[0];
                     lines.erase( lines.begin() );
                     lock.unlock();
-                    const auto reply = m_tools.HandleToolCalls( tool, lines, m_api->GetModels()[m_modelIdx].contextSize );
+                    const auto reply = m_tools.HandleToolCalls( tool, lines, *m_api, m_api->GetModels()[m_modelIdx].contextSize, m_embedIdx >= 0 );
                     const auto output = "<tool_output>\n" + reply.reply;
                     m_usedCtx += output.size() / 4;
                     lock.lock();

profiler/src/profiler/TracyLlmTools.cpp

@@ -52,7 +52,7 @@ TracyLlmTools::~TracyLlmTools()
     CancelManualEmbeddings();
 }
 
-TracyLlmTools::ToolReply TracyLlmTools::HandleToolCalls( const std::string& name, const std::vector<std::string>& args, int contextSize )
+TracyLlmTools::ToolReply TracyLlmTools::HandleToolCalls( const std::string& name, const std::vector<std::string>& args, TracyLlmApi& api, int contextSize, bool hasEmbeddingsModel )
 {
     m_ctxSize = contextSize;
 
@@ -84,6 +84,11 @@ TracyLlmTools::ToolReply TracyLlmTools::HandleToolCalls( const std::string& name
         if( args.empty() ) return { .reply = "Missing search term argument" };
         return { .reply = SearchWeb( args[0] ) };
     }
+    if( name == "user_manual" )
+    {
+        if( args.empty() ) return { .reply = "Missing search term argument" };
+        return { .reply = SearchManual( args[0], api, hasEmbeddingsModel ) };
+    }
     return { .reply = "Unknown tool call: " + name };
 }
 
@@ -427,4 +432,35 @@ std::string TracyLlmTools::SearchWeb( std::string query )
     return json.dump( 2 );
 }
 
+std::string TracyLlmTools::SearchManual( const std::string& query, TracyLlmApi& api, bool hasEmbeddingsModel )
+{
+    if( !hasEmbeddingsModel ) return "Searching the user manual requires vector embeddings model to be selected. You must inform the user that he should download such a model using their LLM provider software, so you can use this tool.";
+    if( !m_manualEmbeddingState.done ) return "User manual embedding vectors are not calculated. You must inform the user that he should click the \"Learn manual\" button, so you can use this tool.";
+
+    nlohmann::json req;
+    req["input"] = query;
+    req["model"] = m_manualEmbeddingState.model;
+
+    nlohmann::json response;
+    api.Embeddings( req, response, true );
+    auto& embedding = response["data"][0]["embedding"];
+    std::vector<float> vec;
+    vec.reserve( embedding.size() );
+    for( auto& item : embedding ) vec.emplace_back( item.get<float>() );
+
+    auto results = m_manualEmbeddings->Search( vec, 5 );
+    std::ranges::sort( results, []( const auto& a, const auto& b ) { return a.distance < b.distance; } );
+
+    nlohmann::json json;
+    for( auto& item : results )
+    {
+        nlohmann::json r;
+        r["distance"] = item.distance;
+        r["text"] = m_manualEmbeddings->Get( item.idx );
+        json.emplace_back( std::move( r ) );
+    }
+
+    return json.dump( 2 );
+}
+
 }

profiler/src/profiler/TracyLlmTools.hpp

@@ -34,7 +34,7 @@ public:
 
     ~TracyLlmTools();
 
-    ToolReply HandleToolCalls( const std::string& name, const std::vector<std::string>& args, int contextSize );
+    ToolReply HandleToolCalls( const std::string& name, const std::vector<std::string>& args, TracyLlmApi& api, int contextSize, bool hasEmbeddingsModel );
     std::string GetCurrentTime();
 
     [[nodiscard]] EmbeddingState GetManualEmbeddingsState() const;
@@ -52,6 +52,7 @@ private:
     std::string GetWikipedia( std::string page, const std::string& lang );
     std::string GetDictionary( std::string word, const std::string& lang );
     std::string SearchWeb( std::string query );
+    std::string SearchManual( const std::string& query, TracyLlmApi& api, bool hasEmbeddingsModel );
 
     void ManualEmbeddingsWorker( TracyLlmApi& api );