chore: bump version to 4.8.3 in pyproject.toml and uv.lock

chore: bump version to 4.8.2 and update langbot-plugin and pyseekdb v…

…ersions in uv.lock

chore: bump version to 4.8.1

chore: bump version to 4.8.0

chore: update project version to 4.7.2

chore: update project version to 4.7.1

chore: update project version to 4.7.0 and revise description for cla…

…rity

chore: update Python versions in CI workflow

chore: bump version 4.6.4

chore: bump version 4.6.3