fix: attempt completion (#2091)

lua/avante/llm_tools/dispatch_agent.lua

@@ -12,15 +12,24 @@ M.name = "dispatch_agent"
 M.get_description = function()
   local provider = Providers[Config.provider]
   if Config.provider:match("copilot") and provider.model and provider.model:match("gpt") then
-    return [[Launch a new agent that has access to the following tools: `glob`, `grep`, `ls`, `view`. When you are searching for a keyword or file and are not confident that you will find the right match on the first try, use the Agent tool to perform the search for you.]]
+    return [[Launch a new agent that has access to the following tools: `glob`, `grep`, `ls`, `view`, `attempt_completion`. When you are searching for a keyword or file and are not confident that you will find the right match on the first try, use the Agent tool to perform the search for you.]]
   end
 
-  return [[Launch a new agent that has access to the following tools: `glob`, `grep`, `ls`, `view`. When you are searching for a keyword or file and are not confident that you will find the right match on the first try, use the Agent tool to perform the search for you. For example:
+  return [[Launch a new agent that has access to the following tools: `glob`, `grep`, `ls`, `view`, `attempt_completion`. When you are searching for a keyword or file and are not confident that you will find the right match on the first try, use the Agent tool to perform the search for you. For example:
 
 - If you are searching for a keyword like "config" or "logger", the Agent tool is appropriate
 - If you want to read a specific file path, use the `view` or `glob` tool instead of the `dispatch_agent` tool, to find the match more quickly
 - If you are searching for a specific class definition like "class Foo", use the `glob` tool instead, to find the match more quickly
 
+RULES:
+- Do not ask for more information than necessary. Use the tools provided to accomplish the user's request efficiently and effectively. When you've completed your task, you must use the attempt_completion tool to present the result to the user. The user may provide feedback, which you can use to make improvements and try again.
+- NEVER end attempt_completion result with a question or request to engage in further conversation! Formulate the end of your result in a way that is final and does not require further input from the user.
+
+OBJECTIVE:
+1. Analyze the user's task and set clear, achievable goals to accomplish it. Prioritize these goals in a logical order.
+2. Work through these goals sequentially, utilizing available tools one at a time as necessary. Each goal should correspond to a distinct step in your problem-solving process. You will be informed on the work completed and what's remaining as you go.
+3. Once you've completed the user's task, you must use the attempt_completion tool to present the result of the task to the user. You may also provide a CLI command to showcase the result of your task; this can be particularly useful for web development tasks, where you can run e.g. \`open index.html\` to show the website you've built.
+
 Usage notes:
 1. Launch multiple agents concurrently whenever possible, to maximize performance; to do that, use a single message with multiple tool uses
 2. When the agent is done, it will return a single message back to you. The result returned by the agent is not visible to the user. To show the user the result, you should send a text message back to the user with a concise summary of the result.
@@ -63,6 +72,7 @@ local function get_available_tools()
     require("avante.llm_tools.grep"),
     require("avante.llm_tools.glob"),
     require("avante.llm_tools.view"),
+    require("avante.llm_tools.attempt_completion"),
   }
 end
 

lua/avante/llm_tools/view.lua

@@ -94,7 +94,7 @@ function M.func(opts, on_log, on_complete, session_ctx)
   local size = 0
   for _, line in ipairs(lines or {}) do
     size = size + #line
-    if size > 1024 * 10 then
+    if size > 2048 * 10 then
       is_truncated = true
       break
     end