Bug 1698567 - [perfdocs] Provide a way to link directly to individual Raptor tests r=sparky,perftest-reviewers,firefox-source-docs-reviewers,ahal

Differential Revision: https://phabricator.services.mozilla.com/D110779

docs/conf.py

@@ -116,6 +116,12 @@ html_show_copyright = False
 autosectionlabel_maxdepth = 1
 
 
+def install_sphinx_panels(app, pagename, templatename, context, doctree):
+    if "raptor" in pagename:
+        app.add_js_file("sphinx_panels.js")
+        app.add_css_file("sphinx_panels.css")
+
+
 def setup(app):
     app.add_config_value(
         "recommonmark_config",
@@ -129,3 +135,4 @@ def setup(app):
     )
     app.add_stylesheet("custom_theme.css")
     app.add_transform(AutoStructify)
+    app.connect("html-page-context", install_sphinx_panels)