fix theme

.readthedocs.yml

@@ -9,7 +9,11 @@ build:
   os: ubuntu-22.04
   tools:
     python: "3.11"
-    
+
 # Build documentation in the docs/ directory with Sphinx
 sphinx:
   configuration: conf.py
+
+python:
+  install:
+    - requirements: "requirements.txt"

conf.py

@@ -7,8 +7,17 @@
 source_suffix = '.rst'
 master_doc = 'index'
 exclude_patterns = [u'_build', 'Thumbs.db', '.DS_Store', 'overlay']
-html_theme = 'sphinx_rtd_theme'
 
+extensions = [
+    # ... other extensions here
+    'versionwarning.extension',
+    'apiheader',
+    'apimember',
+    'apisectionannotationhack',
+    'sphinx_rtd_theme',
+]
+
+html_theme = "sphinx_rtd_theme"
 html_theme_options = {
     # Toc options
     'collapse_navigation': False,
@@ -43,15 +52,6 @@
 versionwarning_older_title = 'Warning'
 versionwarning_older_message = 'This is an outdated API documentation for Thunderbird {this}. See version {newest} for the current ESR of Thunderbird.'
 
-
-extensions = [
-    # ... other extensions here
-    'versionwarning.extension',
-    'apiheader',
-    'apimember',
-    'apisectionannotationhack',
-]
-
 def setup(app):
    #app.add_javascript("custom.js")
    app.add_css_file('theme_overrides.css')

requirements.txt

@@ -0,0 +1 @@
+sphinx-rtd-theme==1.2.2