[One line: nothing is hardcoded — layer names, default sizes, Excel column mapping, clearance rules, DUT defaults and output formats all live in named profiles you can edit, duplicate, import and export.]
TODO: [Profiles are JSON files under %LOCALAPPDATA%/PlateDesignTools/profiles/; the active profile is in state.json. A "Default" profile is created on first run. Open Settings from the ⚙ menu.]
TODO: [New / Duplicate / Rename / Delete / Import / Export. Switching the active profile from the header combo. Sharing a profile across machines / a team.]
x / y / w / h / r (used by both hole import and the DUT reader)TODO: [Expand each with the exact field names, valid ranges, and what happens if left at default.]