🌱 Prompt Service: domain entities

[zhumeisongsong]

Related to #25

[zhumeisongsong]

For the category field in the WellbeingPromptEntity, here are some possible values that can represent different types of wellbeing prompts:

1. Physical – Prompts related to physical health and activity (e.g., exercise, stretching, hydration).
2. Mental – Prompts aimed at improving mental health (e.g., mindfulness, meditation, journaling).
3. Emotional – Prompts focused on emotional well-being (e.g., gratitude, self-compassion, managing stress).
4. Social – Prompts that encourage social interactions or building connections (e.g., calling a friend, spending time with family).
5. Spiritual – Prompts for spiritual or reflective practices (e.g., meditation, self-reflection, connecting with nature).
6. Nutrition – Prompts related to healthy eating habits (e.g., having a balanced meal, eating mindfully).
7. Rest – Prompts to encourage restful practices (e.g., getting enough sleep, taking a break).
8. Productivity – Prompts focused on enhancing focus, time management, or goal-setting (e.g., planning the day, organizing tasks).
9. Creativity – Prompts that inspire creativity or new ideas (e.g., drawing, writing, exploring a new hobby).
10. Self-Care – General prompts for self-care activities (e.g., pampering oneself, taking a bath, reading a book).

These categories can help users personalize their self-care prompts based on what they want to focus on in their well-being journey.