removing the ISO eval from the gitea workflow

docs/ROADMAP.md

@@ -1007,8 +1007,11 @@ Design/decision records and a running log of shipped work (items marked
   2026-07-12: both gates moved from one big `nix flake check --no-build`
   (~6.0 GB peak RSS — OOM'd the 4 GB VPS, then could never fit the
   runner's 2 GB container cap) to `tools/ci-eval.sh`, one output per nix
-  process (worst single output: nomarchy-live at 2.69 GB — needs the
-  container's default swap allowance; everything else ≤ 1 GB). Explicitly
+  process. **nomarchy-live is excluded by decision** (Bernardo, same
+  day): the ISO is built/distributed manually, so its guard rides that
+  manual flow — and its eval alone is 2.69 GB, the one output that can't
+  fit the cap (Actions run 315: everything else green, it OOM-killed).
+  With it out, the worst CI output is 0.99 GB — no server change needed. Explicitly
   *not* a binary cache: compile-from-source is a deliberate values call
   (Gentoo-style), so this automates the *config/lock* channel, not
   artifact distribution.

tools/ci-eval.sh

@@ -7,7 +7,9 @@
 # process caps the peak at the largest single output (~0.93 GB,
 # downstream-template-system): the heap is freed when each process
 # exits. Wall time is worse (shared nixpkgs re-eval per process);
-# irrelevant next to the memory cap. Used by .gitea/workflows/check.yml
+# irrelevant next to the memory cap. nomarchy-live is skipped by
+# decision (see the loop below); with it out, the worst output is
+# hardware-toggles at 0.99 GB. Used by .gitea/workflows/check.yml
 # and bump.yml; runs anywhere (`bash tools/ci-eval.sh`).
 set -euo pipefail
 
@@ -27,6 +29,16 @@ for a in $(list "checks.$sys"); do
   evaluate "checks.$sys.$a.drvPath"
 done
 for c in $(list nixosConfigurations); do
+  # nomarchy-live (the installer ISO) is deliberately NOT CI-gated
+  # (Bernardo, 2026-07-12): the ISO is built and distributed manually,
+  # so its guard lives with that manual flow (local `nix flake check` /
+  # the ISO build itself) — and it is the one output whose EVAL alone
+  # (~2.7 GB) cannot fit the runner's 2 GB cap (Actions run 315: every
+  # other output green, this one OOM-killed).
+  if [ "$c" = "nomarchy-live" ]; then
+    echo "skip: nixosConfigurations.$c (manual ISO flow — see comment)"
+    continue
+  fi
   evaluate "nixosConfigurations.$c.config.system.build.toplevel.drvPath"
 done
 for h in $(list homeConfigurations); do