Convert docs to sphinx

.vscode/extensions.json

@@ -0,0 +1,11 @@
+{
+  "recommendations": [
+    "swyddfa.esbonio",
+    "ms-python.python",
+    "ms-python.vscode-pylance",
+    "ms-python.debugpy",
+    "tamasfe.even-better-toml",
+    "redhat.vscode-yaml",
+    "DavidAnson.vscode-markdownlint"
+  ]
+}

.vscode/settings.json

@@ -0,0 +1,18 @@
+{
+  "esbonio.sphinx.pythonCommand": "${venv:.venv}/bin/python",
+  "esbonio.sphinx.buildCommand": [
+    "sphinx-build",
+    "-b",
+    "html",
+    "docs",
+    "docs/_build/html"
+  ],
+  "python.defaultInterpreterPath": "${workspaceFolder}/.venv/bin/python",
+  "python.testing.pytestEnabled": true,
+  "python.testing.pytestArgs": [
+    "--ignore=tests/legacy",
+    "--ignore=tests/support",
+    "tests"
+  ],
+  "restructuredtext.confPath": "${workspaceFolder}/docs"
+}