Move rumdl config to pyproject.toml (#53)

Author: HalfWhitt

.rumdl.toml

@@ -25,3 +25,29 @@ translate = [
 docs = [
     "beeware-docs-tools @ git+https://github.com/beeware/beeware-docs-tools",
 ]
+
+[tool.rumdl]
+flavor = "mkdocs"
+include = ["**/*.md"]
+exclude = ["CODE_OF_CONDUCT.md"]
+respect-gitignore = true
+
+# Disable rules:
+# MD013: Enforces line length
+# MD014: Forces commands in codeblocks to show output
+disable = ["MD014",]
+
+[tool.rumdl.per-file-ignores]
+"docs/en/how-to/style-guide.md" = ["MD041"]
+"docs/en/SUMMARY.md" = ["MD041"]
+
+[tool.rumdl.MD026]  # Remove punctuation at the end of headings
+punctuation = ",;:"
+
+[tool.rumdl.MD033]  # No inline HTML
+allowed_elements = ["nospell",]  # pyspelling inline disable tag
+
+[tool.rumdl.MD013]  # Line length
+line_length = 999999
+reflow = true
+reflow_mode = "normalize"