Add speculation rules (#2180)

* Add speculation rules

* Update features/speculation-rules.yml

Co-authored-by: Daniel D. Beck <[email protected]>

---------

Co-authored-by: Daniel D. Beck <[email protected]>

Author: Elchi3

features/draft/spec/prerendering-revamped.yml

@@ -1,8 +1,12 @@
-draft_date: 2024-10-21
-name: Speculation Rules
-description: TODO
-spec: https://wicg.github.io/nav-speculation/speculation-rules.html
+name: Speculation rules
+description: Speculation rules are hints to the browser to proactively download pages in the background so they appear instantly when the user navigates to them.
+spec:
+  - https://wicg.github.io/nav-speculation/speculation-rules.html
+  - https://wicg.github.io/nav-speculation/prerendering.html
 compat_features:
+  - api.Document.prerendering
+  - api.Document.prerenderingchange_event
+  - api.PerformanceNavigationTiming.activationStart
   - html.elements.script.type.speculationrules
   - html.elements.script.type.speculationrules.eagerness
   - html.elements.script.type.speculationrules.expects_no_vary_search
@@ -17,3 +21,6 @@ compat_features:
   - html.elements.script.type.speculationrules.where
   - http.headers.Content-Security-Policy.script-src.inline-speculation-rules
   - http.headers.Speculation-Rules
+  - http.headers.Supports-Loading-Mode
+  - http.headers.Supports-Loading-Mode.credentialed-prerender
+  - http.headers.Supports-Loading-Mode.fenced-frames

features/draft/spec/prerendering-revamped.yml.dist

@@ -5,6 +5,21 @@ status:
   baseline: false
   support: {}
 compat_features:
+  # baseline: false
+  # support:
+  #   chrome: "108"
+  #   chrome_android: "57"
+  #   edge: "108"
+  - api.PerformanceNavigationTiming.activationStart
+
+  # baseline: false
+  # support:
+  #   chrome: "108"
+  #   chrome_android: "108"
+  #   edge: "108"
+  - api.Document.prerendering
+  - api.Document.prerenderingchange_event
+
   # baseline: false
   # support:
   #   chrome: "109"
@@ -13,6 +28,8 @@ compat_features:
   - html.elements.script.type.speculationrules
   - html.elements.script.type.speculationrules.prerender
   - html.elements.script.type.speculationrules.urls
+  - http.headers.Supports-Loading-Mode
+  - http.headers.Supports-Loading-Mode.credentialed-prerender
 
   # baseline: false
   # support:
@@ -36,6 +53,13 @@ compat_features:
   #   edge: "111"
   - html.elements.script.type.speculationrules.referrer_policy
 
+  # baseline: false
+  # support:
+  #   chrome: "117"
+  #   chrome_android: "117"
+  #   edge: "117"
+  - http.headers.Supports-Loading-Mode.fenced-frames
+
   # baseline: false
   # support:
   #   chrome: "121"