fix: update faff-core dependency to >=0.1.16 and fix version reporting

- Require faff-core>=0.1.16 (needed for UninitializedLedgerError)
- Fix __version__ to read from package metadata instead of hardcoded value
- Bump version to 0.1.9

Author: lampholder

pyproject.toml

@@ -7,7 +7,7 @@ authors = [{name="Thomas Lant", email="thomas@lant.uk"}]
 license = { text = "AGPL-3.0-or-later" }
 requires-python = ">=3.11"
 dependencies = [
-    "faff-core>=0.1.15",
+    "faff-core>=0.1.16",
     "typer[all]",
     "rich",
     "python-slugify",

src/faff_cli/__init__.py

@@ -1 +1,5 @@
-__version__ = "0.1.0"
+try:
+    from importlib.metadata import version
+    __version__ = version("faff-cli")
+except Exception:
+    __version__ = "unknown"