feat: add the possibility to also add all files to initial context

lua/chatgpt_nvim/context.lua

@@ -185,4 +185,22 @@ function M.get_file_contents(files, conf)
   return table.concat(sections, "\n")
 end
 
-return M
+-- NEW FUNCTION: Build the project prompt by optionally including file contents.
+function M.get_project_prompt(directories, conf)
+  local structure = M.get_project_structure(directories, conf)
+  if conf.include_file_contents then
+    local files = M.get_project_files(directories, conf)
+    local contents = M.get_file_contents(files, conf)
+    local total_chars = #contents
+    if total_chars > conf.prompt_char_limit then
+      vim.notify("Total file contents (" .. total_chars .. " characters) exceed the prompt limit (" .. conf.prompt_char_limit .. "). Please disable 'include_file_contents' in your config.", vim.log.levels.ERROR)
+      return structure
+    else
+      return structure .. "\n" .. contents
+    end
+  else
+    return structure
+  end
+end
+
+return M