update readme

feat: add option to always pin the floating window (josStorer#199)

fix: make the conversation window of shortcut keys and right-click me…

…nus use real-time config model

fix: cannot stop when using azure openai api

fix: azure openai api

chore: send complete cookie (josStorer#25, josStorer#112, josStorer#127…

…, josStorer#150)

feat: store conversation to independent page (josStorer#120, josStore…

…r#138)

fix: model switch not work when autoRegenAfterSwitchModel is false

feat: customizable code block font size (josStorer#56)

feat: clear conversation (josStorer#51, josStorer#47)