…romkeys (NousResearch#23926)

PLR5501 (collapsible-else-if): 28 instances — else: if: → elif:
PLR1730 (if-stmt-min-max):   15 instances — if x<y: x=y → x=max(x,y)
C420   (dict.fromkeys):       2 instances — dictcomp → dict.fromkeys
PLR1704 (redefined-argument): 1 instance — reason → err_msg (shadow fix)
C414   (unnecessary-list):    1 instance — sorted(list(x)) → sorted(x)

28 files, -44 net lines. All mechanical, zero logic changes.
17,211 tests pass, zero regressions.

…romkeys (NousResearch#23926)

PLR5501 (collapsible-else-if): 28 instances — else: if: → elif:
PLR1730 (if-stmt-min-max):   15 instances — if x<y: x=y → x=max(x,y)
C420   (dict.fromkeys):       2 instances — dictcomp → dict.fromkeys
PLR1704 (redefined-argument): 1 instance — reason → err_msg (shadow fix)
C414   (unnecessary-list):    1 instance — sorted(list(x)) → sorted(x)

28 files, -44 net lines. All mechanical, zero logic changes.
17,211 tests pass, zero regressions.

* upstream/main: (1099 commits)
  chore: ruff auto-fix C401, C416, C408, PLR1722 (NousResearch#23940)
  feat(prompt-cache): cross-session 1h prefix cache for Claude on Anthropic / OpenRouter / Nous Portal (NousResearch#23828)
  chore: ruff auto-fix PLR6201 — tuple → set in membership tests (NousResearch#23937)
  chore(release): add AUTHOR_MAP entry for wuli666
  fix(auxiliary): evict async wrappers on poisoned client (follow-up to NousResearch#23482)
  fix(cli,tui): align CJK / wide-char markdown tables (NousResearch#23863)
  chore: ruff auto-fixes — collapsible-else-if, if-stmt-min-max, dict.fromkeys (NousResearch#23926)
  fix(/model): surface Nous Portal models from remote catalog manifest (NousResearch#23912)
  fix(cli): defensive _slash_confirm_state access + AUTHOR_MAP
  fix: use TUI modal for slash confirmations
  rebuild model catalog
  fix(dashboard): validate dist exists when --skip-build is set
  fix(dashboard): fallback to stale dist, retry build, add --skip-build flag
  chore: AUTHOR_MAP entry for VinceZcrikl noreply (NousResearch#23647)
  fix: make web UI build output decoding robust on Windows
  fix(agent): catch ChatGPT-account Codex data-URL rejection so images are stripped instead of cascading to compression (NousResearch#23602)
  revert: roll back /goal checklist + /subgoal feature stack (NousResearch#23813)
  chore: AUTHOR_MAP entries for sudo-hardening salvage contributors
  fix(approval): catch sudo with stdin/askpass/shell privilege flags
  fix(terminal): block sudo -S password guessing when SUDO_PASSWORD is not set
  ...

…romkeys (NousResearch#23926)

PLR5501 (collapsible-else-if): 28 instances — else: if: → elif:
PLR1730 (if-stmt-min-max):   15 instances — if x<y: x=y → x=max(x,y)
C420   (dict.fromkeys):       2 instances — dictcomp → dict.fromkeys
PLR1704 (redefined-argument): 1 instance — reason → err_msg (shadow fix)
C414   (unnecessary-list):    1 instance — sorted(list(x)) → sorted(x)

28 files, -44 net lines. All mechanical, zero logic changes.
17,211 tests pass, zero regressions.

…romkeys (NousResearch#23926)

PLR5501 (collapsible-else-if): 28 instances — else: if: → elif:
PLR1730 (if-stmt-min-max):   15 instances — if x<y: x=y → x=max(x,y)
C420   (dict.fromkeys):       2 instances — dictcomp → dict.fromkeys
PLR1704 (redefined-argument): 1 instance — reason → err_msg (shadow fix)
C414   (unnecessary-list):    1 instance — sorted(list(x)) → sorted(x)

28 files, -44 net lines. All mechanical, zero logic changes.
17,211 tests pass, zero regressions.