pre-review hardening: technical qualifiers across all courses, git/Argo CD proper nouns, a11y (skip link, main, focus-visible, reduced-motion net, textContent legends), perf (intrinsic image dims, decoding async, lazy scenes + will-change lifecycle), nginx ^~ /assets/ priority, OG/canonical/build-revision, preflight gates

pilot/manifest-gitops.json

@@ -146,7 +146,7 @@
   },
   {
    "name": "engine",
-   "title": "ArgoCD",
+   "title": "Argo CD",
    "blurb": "Watches repo + path + revision, compares desired against actual, and syncs the difference.",
    "z": 5,
    "points": [
@@ -545,7 +545,7 @@
   {
    "name": "shard",
    "title": "Drift",
-   "blurb": "A hand-edited live object. selfHeal puts it back; what leaves git leaves the cluster.",
+   "blurb": "A hand-edited live object becomes drift. With self-heal enabled Argo CD can restore desired state; with prune enabled removed desired objects can be deleted.",
    "z": 4,
    "points": [
     [