fix(installer): use opencode config dir on Windows#192

NgoQuocViet2001 wants to merge 3 commits into

colbymchenry:maincolbymchenry/codegraph:mainfrom

NgoQuocViet2001:ai/opencode-windows-config-dirNgoQuocViet2001/codegraph:ai/opencode-windows-config-dirCopy head branch name to clipboard