update project files (#5457)

* update pre-commit hook
* upgrade pip with venv
* update description and version
* show url in publish environment
* update versions
* update versions, separate typing job
* use dependabot grouped updates
  ignore upload/download-artifact until slsa updates
* use sphinx.ext.extlinks instead of sphinx-issues
* update dev dependencies
* update editorconfig
* update gitignore
* update .readthedocs.yaml
* license is txt, readme is md
* update pyproject.toml
  add typed classifier
  add pyright config
  simplify urls
* tox builds docs in place
* update min test py version
* add tox env to update all dev dependencies
* update issue and pr templates
* rename security docs page to not conflict with org policy file
* simplify matrix

docs/conf.py

@@ -11,16 +11,22 @@ release, version = get_version("Flask")
 
 # General --------------------------------------------------------------
 
-master_doc = "index"
+default_role = "code"
 extensions = [
     "sphinx.ext.autodoc",
+    "sphinx.ext.extlinks",
     "sphinx.ext.intersphinx",
     "sphinxcontrib.log_cabinet",
-    "pallets_sphinx_themes",
-    "sphinx_issues",
     "sphinx_tabs.tabs",
+    "pallets_sphinx_themes",
 ]
+autodoc_member_order = "bysource"
 autodoc_typehints = "description"
+autodoc_preserve_defaults = True
+extlinks = {
+    "issue": ("https://github.com/pallets/flask/issues/%s", "#%s"),
+    "pr": ("https://github.com/pallets/flask/pull/%s", "#%s"),
+}
 intersphinx_mapping = {
     "python": ("https://docs.python.org/3/", None),
     "werkzeug": ("https://werkzeug.palletsprojects.com/", None),
@@ -31,7 +37,6 @@ intersphinx_mapping = {
     "wtforms": ("https://wtforms.readthedocs.io/", None),
     "blinker": ("https://blinker.readthedocs.io/", None),
 }
-issues_github_path = "pallets/flask"
 
 # HTML -----------------------------------------------------------------
 
@@ -57,10 +62,6 @@ html_logo = "_static/flask-vertical.png"
 html_title = f"Flask Documentation ({version})"
 html_show_sourcelink = False
 
-# LaTeX ----------------------------------------------------------------
-
-latex_documents = [(master_doc, f"Flask-{version}.tex", html_title, author, "manual")]
-
 # Local Extensions -----------------------------------------------------