v0.7.0

• [311a0ce] build(make): bump version to 0.7.0
• [74564ab] build(docker): bump version to 0.7.0
• [9926724] fix(model): retry should be a temporary workaround
• [fdc1e05] feat(playground): add model playground (#9)
• [ae53695] fix(model): add a small epsilon to ensure inputs to log are non-zero
• [6edcd75] fix(model): remove redundant detach calls
• [c9ccc5d] fix(server): data type for top_p should be float