ci: fit golden-path installer retries within job timeout budget

.github/workflows/golden-path-bootstrap.yml

@@ -65,7 +65,7 @@ jobs:
         run: |
           set -eu
           for i in 1 2; do
-            if timeout 45m ./install_my_programs_unix --skip-ml --skip-fonts; then
+            if timeout 25m ./install_my_programs_unix --skip-ml --skip-fonts; then
               exit 0
             fi
             echo "Retrying golden path installer (${i}/2)"

README.md

@@ -156,7 +156,7 @@ make rollback
 - markdown link checks for `README.md` and `docs/`
 - wiki source and payload link checks in smoke workflow
 - golden path bootstrap retries apt/install steps for transient CI network issues
-- golden path bootstrap has explicit job/install timeouts to prevent indefinite hangs
+- golden path bootstrap has explicit job/install timeouts (25m installer cap) to prevent indefinite hangs
 - golden path bootstrap uses single-flight concurrency cancellation to avoid stacked runs across refs
 - release-on-tag automation via `.github/workflows/release-on-tag.yml`
 - docs publication workflow for Pages and Wiki

scripts/check_golden_path_guards.sh

@@ -14,7 +14,7 @@ required_snippets=(
   'group: golden-path-bootstrap-${{ github.repository }}'
   "cancel-in-progress: true"
   "set -eu"
-  "timeout 45m ./install_my_programs_unix --skip-ml --skip-fonts"
+  "timeout 25m ./install_my_programs_unix --skip-ml --skip-fonts"
 )
 
 for snippet in "${required_snippets[@]}"; do

scripts/check_smoke_guards.sh

@@ -5,26 +5,26 @@ repo_root="$(cd "$(dirname "$0")/.." && pwd)"
 workflow="${repo_root}/.github/workflows/smoke-checks.yml"
 
 if [ ! -f "${workflow}" ]; then
-	echo "Missing smoke workflow: ${workflow#${repo_root}/}"
-	exit 1
+  echo "Missing smoke workflow: ${workflow#${repo_root}/}"
+  exit 1
 fi
 
 required_smoke_checks=(
-	"make wiki-build-check"
-	"make docs-hub-check"
-	"make docs-make-target-check"
-	"make ci-quick-guards-check"
-	"make quick-commands-sync-check"
-	"make golden-path-guards-check"
-	"make continue-tag-check"
-	"make wiki-source-check"
+  "make wiki-build-check"
+  "make docs-hub-check"
+  "make docs-make-target-check"
+  "make ci-quick-guards-check"
+  "make quick-commands-sync-check"
+  "make golden-path-guards-check"
+  "make continue-tag-check"
+  "make wiki-source-check"
 )
 
 for check_cmd in "${required_smoke_checks[@]}"; do
-	if ! grep -Fq "${check_cmd}" "${workflow}"; then
-		echo "Smoke workflow missing required guard command: ${check_cmd}"
-		exit 1
-	fi
+  if ! grep -Fq "${check_cmd}" "${workflow}"; then
+    echo "Smoke workflow missing required guard command: ${check_cmd}"
+    exit 1
+  fi
 done
 
 echo "Smoke guard coverage checks passed"