build: add types-markdown and edit lint script

Pipfile

@@ -13,6 +13,7 @@ markdown-callouts = "==0.4.0"
 flake8 = "*"
 black = "*"
 mypy = "*"
+types-markdown = "*"
 
 [requires]
 python_version = "3.12"
@@ -22,10 +23,9 @@ serve = "mkdocs serve"
 build = "mkdocs build -s"
 lint = """
   bash -c "
-    flake8 ci --max-line-length 99
-    black ci --check --diff
-    mypy ci
-    python ci/validation.py
+    flake8 hooks --max-line-length 99
+    black hooks --check --diff --line-length 99
+    mypy hooks
   "
 """
-fmt = "black ci"
+fmt = "black hooks --line-length 99"

Pipfile.lock

 {
     "_meta": {
         "hash": {
-            "sha256": "7372564a916fcbf49aab3152473e67bea7213df557ac01bc2f3062c3d5f6e134"
+            "sha256": "3e36b8d1da05fbbf8e46730db261b55e811731327151caea03af4e84303dd6e4"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -706,6 +706,15 @@
             "markers": "python_version >= '3.8'",
             "version": "==3.2.0"
         },
+        "types-markdown": {
+            "hashes": [
+                "sha256:9acd36fef264d9ed5a96345c45f7d80f0d967059e92213998b3046fbb64f67fc",
+                "sha256:d6861d9d68e8268a5346d8a43d14727e6c636ebc6d49f2b8fc034c25996d35dd"
+            ],
+            "index": "pypi",
+            "markers": "python_version >= '3.8'",
+            "version": "==3.5.0.20240129"
+        },
         "typing-extensions": {
             "hashes": [
                 "sha256:23478f88c37f27d76ac8aee6c905017a143b0b1b886c3c9f66bc2fd94f9f5783",