Update all dependencies to latest versions

[jantman]

Updates all project dependencies (GitHub Actions, CI constraints, and Python packages) to their latest versions. This single PR satisfies all currently-open dependabot PRs, which can be closed once this merges.

Changes

GitHub Actions

• actions/checkout v6 → v7 (closes Bump actions/checkout from 6 to 7 #166)
• actions/cache v5 → v6 (closes Bump actions/cache from 5 to 6 #167)
• MishaKav/pytest-coverage-comment v1.7.2 → v1.8.0 (closes Bump MishaKav/pytest-coverage-comment from 1.7.2 to 1.8.0 #168)

CI constraints (.github/workflows/constraints.txt)

• virtualenv 21.4.3 → 21.5.1 (closes Bump virtualenv from 21.4.3 to 21.5.1 #164)

Python (poetry.lock via poetry update)

Notable dependabot-tracked bumps:

• cryptography 48.0.1 → 49.0.0 (closes Bump cryptography from 48.0.1 to 49.0.0 #158)
• filelock 3.29.3 → 3.29.5 — meets/exceeds Bump filelock from 3.29.3 to 3.29.4 #161's 3.29.4
• certifi 2026.5.20 → 2026.6.17 (closes Bump certifi from 2026.5.20 to 2026.6.17 #162)
• pytest 9.0.3 → 9.1.1 — meets/exceeds Bump pytest from 9.0.3 to 9.1.0 #163's 9.1.0

Additional transitive/dev updates pulled in by poetry update: anyio, aiohappyeyeballs, hpack, click, msgpack, backports-zstd, numpy, faker, responses, slack-bolt, slack-sdk, coverage, humanize, and others.

Testing

All 348 tests pass locally via nox -s tests.

Closes dependabot PRs

#158, #161, #162, #163, #164, #166, #167, #168

🤖 Generated with Claude Code

https://claude.ai/code/session_016AXC85ceBrombN2y7JBHXj

[github-actions]

Coverage Report

File	Stmts	Miss	Branch	BrPart	Cover	Missing
src/dm_mac
__init__.py	75	0	6	0	100%
cli_utils.py	15	0	0	0	100%
neon_fob_adder.py	232	15	60	5	93%	78->79, 79, 116–117, 124, 208->205, 269->270, 270, 333–334, 341, 364–367, 440->445, 454–456, 551->549
neongetter.py	211	1	54	3	99%	308->309, 309, 412->416, 492->494
slack_handler.py	220	0	56	0	100%
utils.py	25	0	4	0	100%
webhook.py	62	0	10	0	100%
src/dm_mac/models
__init__.py	0	0	0	0	100%
api_schemas.py	49	0	0	0	100%
machine.py	648	15	216	16	97%	670->671, 671, 677->exit, 750->751, 751, 799->801, 1110->1111, 1111–1113, 1176->1178, 1228->1229, 1229–1238, 1401->exit
users.py	103	0	32	0	100%
src/dm_mac/views
__init__.py	0	0	0	0	100%
api.py	41	0	0	0	100%
machine.py	103	0	12	0	100%
prometheus.py	132	0	12	1	100%	67->69
TOTAL	1916	31	462	25	98%

Tests	Skipped	Failures	Errors	Time
348	0 💤	0 ❌	0 🔥	28.022s ⏱️