Add validation

.rules/.markdownlint.jsonc

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+{
+    "MD013": { "line_length": 200 }
+}
+ 

.rules/markdownlint.yml

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+MD013:
+  line_length: 200

.rules/mlc_config.json

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+{
+    "ignorePatterns": [
+      {
+        "pattern": "^http://homeassistant\\.local.*$"
+      },
+      {
+        "pattern": "^https://sonoff.tech/product/central-control-panel/nspanel/$"
+      },
+      {
+        "pattern": "^https://sonoff.tech/wp-content/uploads/2021/11/%E4%BA%A7%E5%93%81%E5%8F%82%E6%95%B0%E8%A1%A8-NSPanel-20210831.pdf$"
+      }
+    ]
+}

.rules/yamllint.yml

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+# https://yamllint.readthedocs.io/en/stable/configuration.html#default-configuration
+---
+yaml-files:
+  - '*.yaml'
+  - '*.yml'
+  - '.yamllint'
+
+rules:
+  anchors:
+    forbid-undeclared-aliases: true
+    forbid-duplicated-anchors: true
+  braces: enable
+  brackets: enable
+  colons: enable
+  commas: enable
+  comments:
+    level: warning
+  comments-indentation:
+    level: warning
+  document-end:
+    level: warning
+  document-start:
+    level: warning
+  empty-lines: enable
+  empty-values: disable
+  float-values:
+    level: warning
+  hyphens: enable
+  indentation: enable
+  key-duplicates: enable
+  key-ordering: disable
+  line-length:
+    max: 200
+  new-line-at-end-of-file: enable
+  new-lines: enable
+  octal-values:
+    level: warning
+  quoted-strings: disable
+  trailing-spaces: enable
+  truthy:
+    level: warning
+...