Rename "featuretoggles" docs target to "technical"

We also split the feature toggle and settings docs in different pages.

docs/technical/conf.py

@@ -0,0 +1,43 @@
+"""
+Configuration file for the generation of technical documentation.
+"""
+import os
+
+import edx_theme
+import git
+
+# -- Project information -----------------------------------------------------
+
+project = "edx-platform technical reference"
+copyright = edx_theme.COPYRIGHT  # pylint: disable=redefined-builtin
+author = edx_theme.AUTHOR
+release = ""
+
+# -- General configuration ---------------------------------------------------
+
+extensions = ["code_annotations.contrib.sphinx.extensions.featuretoggles", "code_annotations.contrib.sphinx.extensions.settings"]
+templates_path = ["_templates"]
+exclude_patterns = ["_build", "Thumbs.db", ".DS_Store"]
+
+edxplatform_repo_url = "https://github.com/edx/edx-platform"
+edxplatform_source_path = os.path.abspath(
+    os.path.join(os.path.dirname(__file__), "..", "..")
+)
+try:
+    edx_platform_version = git.Repo(search_parent_directories=True).head.object.hexsha
+except git.InvalidGitRepositoryError:
+    edx_platform_version = "master"
+
+featuretoggles_source_path = edxplatform_source_path
+featuretoggles_repo_url = edxplatform_repo_url
+featuretoggles_repo_version = edx_platform_version
+
+settings_source_path = edxplatform_source_path
+settings_repo_url = edxplatform_repo_url
+settings_repo_version = edx_platform_version
+
+# -- Options for HTML output -------------------------------------------------
+
+html_theme = "edx_theme"
+html_theme_path = [edx_theme.get_html_theme_path()]
+html_static_path = ["_static"]