use more predictable version numbers

docker/image/Dockerfile

@@ -71,7 +71,7 @@ ENV PATH="/opt/upx:${PATH}"
 
 COPY kleinanzeigen_bot /opt/app/kleinanzeigen_bot
 COPY .git /opt/app/.git
-COPY README.md pdm.lock pyinstaller.spec pyproject.toml /opt/app/
+COPY README.md pdm.lock pyinstaller.spec pyproject.toml version.py /opt/app/
 
 RUN <<EOF
 

kleinanzeigen_bot/__init__.py

@@ -63,7 +63,7 @@ class KleinanzeigenBot(SeleniumMixin):
             self.webdriver = None
 
     def get_version(self) -> str:
-        return importlib.metadata.version(__package__)
+        return importlib.metadata.version(__package__).removesuffix(".editable")
 
     def run(self, args:list[str]) -> None:
         self.parse_args(args)

pyproject.toml

@@ -5,9 +5,9 @@
 # SPDX-ArtifactOfProjectHomePage: https://github.com/Second-Hand-Friends/kleinanzeigen-bot/
 #
 
-[build-system]
-requires = ["pdm-pep517"]
-build-backend = "pdm.pep517.api"
+[build-system] # https://backend.pdm-project.org/
+requires = ["pdm-backend"]
+build-backend = "pdm.backend"
 
 [project]
 name = "kleinanzeigen-bot"
@@ -52,8 +52,9 @@ Issues = "https://github.com/Second-Hand-Friends/kleinanzeigen-bot/issues"
 #####################
 # pdm https://github.com/pdm-project/pdm/
 #####################
-[tool.pdm]
-version = {use_scm = true}
+[tool.pdm.version] # https://backend.pdm-project.org/metadata/#dynamic-project-version
+source = "call"
+getter = "version:get_version"
 
 [tool.pdm.dev-dependencies]
 dev = [

version.py

@@ -0,0 +1,13 @@
+"""
+SPDX-FileCopyrightText: © Sebastian Thomschke and contributors
+SPDX-License-Identifier: AGPL-3.0-or-later
+SPDX-ArtifactOfProjectHomePage: https://github.com/Second-Hand-Friends/kleinanzeigen-bot/
+"""
+from datetime import datetime
+import subprocess
+
+
+# used in pyproject.toml [tool.pdm.version]
+def get_version() -> str:
+    commit_hash = subprocess.check_output(['git', 'rev-parse', '--short', 'HEAD']).decode().strip()
+    return f"{datetime.now().year}+{commit_hash}"