updating and testing Sam's bumpversion work

• this replaces MR!1498
• now handles 3 and 4 digit releases

❯ bump-my-version show-bump 2.8.2.3rc1
2.8.2.3rc1 ── bump ─┬─ major ─ 3.0.0dev0
                    ├─ minor ─ 2.9.0dev0
                    ├─ patch ─ 2.8.3dev0
                    ├─ pre_l ─ 2.8.2.3
                    ╰─ pre_n ─ 2.8.2.3rc2

To test: ❯ bump-my-version bump pre_l --current-version=2.8.2.3rc1 --config-file=./.bumpversion.toml --ignore-missing-version the ignore-missing-version flag is required to bypass updating pycapo

.bumpversion.toml

@@ -2,7 +2,7 @@
 # Docs: https://callowayproject.github.io/bump-my-version/
 # NB: Run with `--ignore-missing-version` flag to ignore PyCAPO's version
 [tool.bumpversion]
-current_version = "2.8.2.4dev0"
+current_version = "2.8.2.3rc1"
 parse = """(?x)
     (?P<major>0|[1-9]\\d*)\\.
     (?P<minor>0|[1-9]\\d*)\\.
@@ -22,6 +22,7 @@ serialize = [
     "{major}.{minor}.{patch}",
 ]
 allow_dirty = true
+ignore_missing_version = true
 
 [tool.bumpversion.parts.pre_l]
 values = ["dev", "rc", "final"]