Move to uv for dependency management, add Docker image

pyproject.toml

@@ -0,0 +1,26 @@
+[project]
+name = "kuow-mastodon-bot"
+version = "0.1.0"
+description = "This bot scrapes the KUOW website, looks for news stories that haven't already been seen before, then posts them to Mastodon."
+readme = "README.md"
+requires-python = ">=3.13"
+dependencies = [
+    "beautifulsoup4==4.13.4",
+    "blurhash==1.1.4",
+    "certifi==2025.4.26",
+    "charset-normalizer==3.4.2",
+    "decorator==5.2.1",
+    "greenlet==3.2.3",
+    "idna==3.10",
+    "lingua-language-detector==2.1.1",
+    "mastodon-py==2.0.1",
+    "python-dateutil==2.9.0.post0",
+    "python-magic==0.4.27",
+    "pyyaml==6.0.2",
+    "requests==2.32.4",
+    "six==1.17.0",
+    "soupsieve==2.7",
+    "sqlalchemy==2.0.41",
+    "typing-extensions==4.14.0",
+    "urllib3==2.4.0",
+]