Add new flags and their respective functionalities: --list, --restore-last, --prune-backups. Change Python dependecies version. Remove Black target-version from pyproject.toml. Mirro version bump.

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "mirro"
-version = "0.2.0"
+version = "0.3.0"
 description = "A safe editing wrapper: edits a temp copy, compares, and saves original backup if changed."
 authors = ["Marco D'Aleo <marco@marcodaleo.com>"]
 license = "GPL-3.0-or-later"
@@ -10,7 +10,7 @@ repository = "https://github.com/mdaleo404/mirro"
 packages = [{include = "mirro", from = "src"}]
 
 [tool.poetry.dependencies]
-python = "^3.13"
+python = ">=3.10,<4.0"
 
 [tool.poetry.scripts]
 mirro = "mirro.main:main"
@@ -22,7 +22,6 @@ pre-commit = "^3.8"
 
 [tool.black]
 line-length = 79
-target-version = ["py313"]
 
 [build-system]
 requires = ["poetry-core"]