feat(go.gitignore): ignore code coverage and IDE

Go.gitignore

@@ -11,8 +11,11 @@
 # Test binary, built with `go test -c`
 *.test
 
-# Output of the go coverage tool, specifically when used with LiteIDE
+# Code coverage profiles and other test artifacts
 *.out
+coverage.*
+*.coverprofile
+profile.cov
 
 # Dependency directories (remove the comment below to include it)
 # vendor/
@@ -23,3 +26,7 @@ go.work.sum
 
 # env file
 .env
+
+# Editor/IDE
+.idea/
+.vscode/