Adds @include command

Behaves exactly like @file, but does not inject the file name or a
backtick fence around the contents

lua/gp/completion.lua

@@ -150,8 +150,9 @@ function source.complete(self, request, callback)
 
 	local items = {}
 	local isIncomplete = true
+	local cmd_type = cmd_parts[1]
 
-	if cmd_parts[1]:match("@file") then
+	if cmd_type:match("@file") or cmd_type:match("@include") then
 		-- What's the path we're trying to provide completion for?
 		local path = cmd_parts[2] or ""
 
@@ -161,7 +162,7 @@ function source.complete(self, request, callback)
 		-- Say that the entire list has been provided
 		-- cmp won't call us again to provide an updated list
 		isIncomplete = false
-	elseif cmd_parts[1]:match("@code") then
+	elseif cmd_type:match("@code") then
 		local partial_fn_name = cmd_parts[2] or ""
 
 		-- When the user confirms completion of an item, we alter the
@@ -180,6 +181,7 @@ function source.complete(self, request, callback)
 		items = {
 			{ label = "code", kind = require("cmp").lsp.CompletionItemKind.Keyword },
 			{ label = "file", kind = require("cmp").lsp.CompletionItemKind.Keyword },
+			{ label = "include", kind = require("cmp").lsp.CompletionItemKind.Keyword },
 		}
 		isIncomplete = false
 	else

lua/gp/context.lua

@@ -98,6 +98,9 @@ function Context.insert_contexts(msg)
 	for cmd in msg:gmatch("@file:[%w%p]+") do
 		table.insert(cmds, cmd)
 	end
+	for cmd in msg:gmatch("@include:[%w%p]+") do
+		table.insert(cmds, cmd)
+	end
 	for cmd in msg:gmatch("@code:[%w%p]+[:%w_-]+") do
 		table.insert(cmds, cmd)
 	end
@@ -108,8 +111,9 @@ function Context.insert_contexts(msg)
 	-- inserted as additional context
 	for _, cmd in ipairs(cmds) do
 		local cmd_parts = Context.cmd_split(cmd)
+		local cmd_type = cmd_parts[1]
 
-		if cmd_parts[1] == "@file" then
+		if cmd_type == "@file" or cmd_type == "@include" then
 			-- Read the reqested file and produce a msg snippet to be joined later
 			local filepath = cmd_parts[2]
 
@@ -118,10 +122,15 @@ function Context.insert_contexts(msg)
 
 			local content = read_file(fullpath)
 			if content then
-				local result = string.format("%s\n```%s```", filepath, content)
+				local result
+				if cmd_type == "@file" then
+					result = string.format("%s\n```%s```", filepath, content)
+				else
+					result = content
+				end
 				table.insert(context_texts, result)
 			end
-		elseif cmd_parts[1] == "@code" then
+		elseif cmd_type == "@code" then
 			local rel_path = cmd_parts[2]
 			local full_fn_name = cmd_parts[3]
 			if not rel_path or not full_fn_name then