fix: inspectdb not match data type 'DOUBLE' and 'CHAR' for MySQL

* increase:
1. Inspectdb adds DECIMAL, DOUBLE, CHAR, TIME data type matching;
2. Add exception handling, avoid the need to manually create the entire table because a certain data type is not supported.

* fix: aerich inspectdb raise KeyError for double in MySQL

* feat: support command `python -m aerich`

* docs: update changelog

* tests: verify mysql inspectdb for float field

* fix mysql uuid field inspect to be charfield

* refactor: use `db_index=True` instead of `index=True` for inspectdb

* docs: update changelog

---------

Co-authored-by: xiechen <xiechen@jinse.com>
Co-authored-by: Waket Zheng <waketzheng@gmail.com>

tests/_utils.py

@@ -1,5 +1,6 @@
 import contextlib
 import os
+import platform
 import shlex
 import shutil
 import subprocess
@@ -72,7 +73,12 @@ class Dialect:
         return not cls.test_db_url or "sqlite" in cls.test_db_url
 
 
+WINDOWS = platform.system() == "Windows"
+
+
 def run_shell(command: str, capture_output=True, **kw) -> str:
+    if WINDOWS and command.startswith("aerich "):
+        command = "python -m " + command
     r = subprocess.run(shlex.split(command), capture_output=capture_output)
     if r.returncode != 0 and r.stderr:
         return r.stderr.decode()