Fix lighthouse again

.lighthouserc.yml

@@ -3,8 +3,6 @@ ci:
   assert:
     preset: lighthouse:recommended
     assertions:
-      installable-manifest: "off"   # not a PWA
-      offline-start-url: "off"  # not a PWA
       performance-budget: "error"
       render-blocking-resources:
         - warn
@@ -31,22 +29,32 @@ ci:
       cumulative-layout-shift:
         - warn
         - maxNumericValue: 0
+      robots-txt: "off"  # Lighthouse bug: CSP makes this impossible
+      canonical: "off"  # staging site has no rel=canonical
+      is-crawlable: "off"  # staging site isn't crawlable
+      service-worker: "off"  # not a PWA
+      works-offline: "off"  # not a PWA
+      installable-manifest: "off"  # not a PWA
+      splash-screen: "off"  # not a PWA
+      themed-omnibox: "off"  # not a PWA
+      offline-start-url: "off"  # not a pwa
+      offscreen-images: "off"  # antipattern: see my article on best practices for textual websites
   collect:
     method: node
     settings:
       budgetPath: budget.json
       chromeFlags: "--disable-gpu --no-sandbox --disable-extensions --no-first-run --headless"
       skipAudits:
-        - robots-txt  # Lighthouse bug: CSP makes this impossible
+        - robots-txt
-        - canonical  # staging site has no rel=canonical
+        - canonical
-        - is-crawlable  # staging site isn't crawlable
+        - is-crawlable
-        - service-worker  # not a PWA
+        - service-worker
-        - works-offline  # not a PWA
+        - works-offline
-        - installable-manifest  # not a PWA
+        - installable-manifest
-        - splash-screen  # not a PWA
+        - splash-screen
-        - themed-omnibox  # not a PWA
+        - themed-omnibox
-        - offline-start-url  # not a pwa
+        - offline-start-url
-        - offscreen-images  # antipattern: see my articlec on best practices for textual websites
+        - offscreen-images
       throttling:
         cpuSlowdownMultiplier: 1.2  # seems about right on builds.sr.ht
       throttlingMethod: devtools