refactor: prepare backend refactor

backend/.gitignore

@@ -1,19 +1,32 @@
-## ======== Personal ========
-# Database file
-*.db
+# If you prefer the allow list template instead of the deny list, see community template:
+# https://github.com/github/gitignore/blob/main/community/Golang/Go.AllowList.gitignore
+#
+# Binaries for programs and plugins
+*.exe
+*.exe~
+*.dll
+*.so
+*.dylib
 
-# Ignore setting file
-coconut-leaf.toml
+# Test binary, built with `go test -c`
+*.test
 
-## ======== Python ========
-# Python-generated files
-__pycache__/
-*.py[oc]
-build/
-dist/
-wheels/
-*.egg-info
+# Code coverage profiles and other test artifacts
+*.out
+coverage.*
+*.coverprofile
+profile.cov
 
-# Virtual environments
-.venv
+# Dependency directories (remove the comment below to include it)
+# vendor/
 
+# Go workspace file
+go.work
+go.work.sum
+
+# env file
+.env
+
+# Editor/IDE
+# .idea/
+# .vscode/