worb: wandb-compatible server

import os
import wandb

os.environ["WANDB_DIR"] = "worb"
os.environ["WANDB_BASE_URL"] = "http://localhost:8080"
os.environ["WANDB_API_KEY"] = "dev-"+"lo"*20+"_example"

wandb.init(project="test-project", name="test-run")
for i in range(100):
    wandb.log({"loss": 1.0 / (i + 1), "step": i})
wandb.finish()