IDLE - modify text frame and widget borders

GitHub fields:

assignee = 'https://github.com/terryjreedy'
closed_at = None
created_at = <Date 2021-10-13.01:04:56.739>
labels = ['expert-IDLE', 'type-feature', '3.10']
title = 'IDLE - modify text frame and widget borders'
updated_at = <Date 2022-02-11.05:24:53.444>
user = 'https://bugs.python.org/primexx'

bugs.python.org fields:

activity = <Date 2022-02-11.05:24:53.444>
actor = 'pulsiedulsie'
assignee = 'terry.reedy'
closed = False
closed_date = None
closer = None
components = ['IDLE']
creation = <Date 2021-10-13.01:04:56.739>
creator = 'primexx'
dependencies = []
files = ['50352', '50469']
hgrepos = []
issue_num = 45451
keywords = []
message_count = 8.0
messages = ['403774', '403794', '403891', '407327', '407342', '407514', '413038', '413039']
nosy_count = 7.0
nosy_names = ['rhettinger', 'terry.reedy', 'taleinat', 'jerrylikerice1s', 'AlexWaygood', 'primexx', 'pulsiedulsie']
pr_nums = []
priority = 'high'
resolution = None
stage = None
status = 'open'
superseder = None
type = 'enhancement'
url = 'https://bugs.python.org/issue45451'
versions = ['Python 3.10']