Add logging of version decisions

sync/src/maven/version.py

@@ -11,6 +11,8 @@ async def resolve_version(package: Package, repo: str) -> list[str]:
 
     if package.version in ['latest', 'stable']:
         if metadata := await fetch_metadata(package, repo):
+            logger.info(f"Available versions for {package}: {metadata.versions}")
+
             if package.version == 'latest':
                 versions.append(metadata.latest)
             elif package.version == 'stable':
@@ -18,6 +20,8 @@ async def resolve_version(package: Package, repo: str) -> list[str]:
 
                 if metadata.stable != metadata.release:
                     versions.append(metadata.stable)
+
+            logger.info(f"Using versions {versions} for {package}")
         else:
             logger.error(f'{package}: Could not find package metadata')
     else: