This is the prompt to enhnace the experience section in the LinkedIn Profile 来源：https://prompts.chat/prompts/cml19zn0l0001jr041m9bjqhd
Works out the hourly and day rate a freelancer must charge from the take-home income they want. Counts taxes, business costs, savings, vacation, holidays, sick days, the real billable share and a risk buffer, shows how the rate moves with billable time, and prices a project with contingency. Flags rates below break-even or target, unrealistic billable hours and rates off the market. Includes a stdlib Python calculator with --self-test. 来源：https://prompts.chat/prompts/cmvm3gzf9000olc085ijjfi6f
