Release v1.0.0

Features

• Add "show all" command for showing task assignments from all worksheets

• Add "show (worksheet name)" shorthand command

  Alias for "who is responsible for (worksheet name)?"

• Improve bot output. Bot will respond differently when there is nobody assigned to a task

• Improve error reporting when an unknown error was encountered

Engineering

• Use ScriptExecutors for encapsulating high-level bot's logic
• Simplify functions related to data processing
• Make tsconfig.json stricter (does not allow unused variables and parameters)