feat(tombi): tombi formatter (#58)

* feat(tombi): tombi formatter

* doc(readme): tombi formatter

Author: TD-Sky

README.md

@@ -58,6 +58,7 @@
 - [yamlfix](https://github.com/lyz-code/yamlfix)
 - [yamlfmt](https://github.com/google/yamlfmt)
 - [zigfmt](https://github.com/ziglang/zig)
+- [tombi](https://github.com/tombi-toml/tombi)
 
 ## Linters
 

lua/guard-collection/formatter.lua

@@ -345,4 +345,10 @@ M.goimports = {
   stdin = true,
 }
 
+M.tombi = {
+  cmd = 'tombi',
+  args = { 'format', '-' },
+  stdin = true,
+}
+
 return M