Switch to docs/requirements.txt file

Author: pquentin

.readthedocs.yaml

@@ -5,12 +5,13 @@ build:
   tools:
     python: "3.11"
 
-sphinx:
-  configuration: docs/conf.py
-
 python:
   install:
+    - requirements: docs/requirements.txt
     - method: pip
       path: .
       extra_requirements:
         - develop
+
+sphinx:
+  fail_on_warning: true

docs/requirements.txt

@@ -0,0 +1,2 @@
+sphinx
+sphinx-rtd-theme

noxfile.py

@@ -73,6 +73,7 @@ def lint(session):
 
 @nox.session()
 def docs(session):
+    session.install("-r", "docs/requirements.txt")
     session.install(".[develop]")
 
-    session.run("sphinx-build", "docs/", "docs/_build", "-b", "html")
+    session.run("sphinx-build", "docs/", "docs/_build", "-b", "html", "-W")

setup.py

@@ -38,8 +38,6 @@
     "pytest-mock",
     "pytz",
     "coverage",
-    "sphinx>5",
-    "sphinx-rtd-theme>=1.3.0",
 ]
 
 setup(