Initial release of easy_date_time package.

Core Features #

• EasyDateTime class - Timezone-aware DateTime implementation
• Local timezone as default - Works immediately without configuration
• TimeZones convenience API - 30+ common timezones with easy accessors

Constructors #

• EasyDateTime() - From date/time components
• EasyDateTime.now() - Current time
• EasyDateTime.utc() - UTC time
• EasyDateTime.fromDateTime() - From standard DateTime
• EasyDateTime.fromMillisecondsSinceEpoch() / fromMicrosecondsSinceEpoch()
• EasyDateTime.parse() / tryParse() - Parse ISO 8601 strings

Date Utilities #

• dateOnly / startOfDay - Get date without time (00:00:00)
• endOfDay - Last moment of the day (23:59:59.999999)
• startOfMonth / endOfMonth - First/last moment of month
• tomorrow / yesterday - Next/previous day
• isToday / isTomorrow / isYesterday - Date checking
• toDateString() / toTimeString() - Formatted output

Timezone Operations #

• inLocation() - Convert to specific timezone
• inUtc() - Convert to UTC
• inLocalTime() - Convert to local time
• setDefaultLocation() / clearDefaultLocation() - Global timezone config

Operators & Comparison #

• Arithmetic: +, - with Duration
• Comparison: <, >, <=, >=, ==
• Methods: isBefore(), isAfter(), isAtSameMoment()

Extensions #

• Duration: 1.days, 2.hours, 30.minutes, etc.
• DateTime: toEasyDateTime() for easy conversion

Serialization #

• toJson() / fromJson() - ISO 8601 format
• Compatible with json_serializable, freezed