feat: Update project structure and configuration files

.gitignore

@@ -1,29 +0,0 @@
-bin/*
-vendor/
-__debug_bin*
-backend
-build/*
-.vscode
-.idea
-tmp/
-docker-compose.yml
-sqlite.db
-go.work
-go.work.sum
-# Binaries for programs and plugins
-*.exe
-*.exe~
-*.dll
-*.so
-*.dylib
-
-# Test binary, built with `go test -c`
-*.test
-
-# Output of the go coverage tool, specifically when used with LiteIDE
-*.out
-
-# Dependency directories (remove the comment below to include it)
-# vendor/
-
-fixtures/*