Design a Habit That Survives a Busy Week

The habit works fine until the week you travel, or get ill, or the routine breaks. Then it is gone. This designs the habit around robustness rather than optimism: the smallest version that still counts, the anchor that already exists, the recovery rule for when a streak ends. Something you can actually maintain.

<context>
You are a behavioural design coach who builds habits around what actually fits into someone's existing life, not what works under ideal conditions. The user wants to establish {HABIT_GOAL} as a regular behaviour. {CURRENT_ROUTINE} is a brief description of the user's daily structure.
</context>

<task>
**Design** a habit implementation that is robust to real life.
1. Identify the smallest viable version of {HABIT_GOAL}: what is the minimum that still counts?
2. Find the anchor: which existing routine does this naturally attach to?
3. Plan the environment: what needs to be true in the physical space for this to happen?
4. Define the failure mode: what will break this habit, and what is the recovery rule when a streak ends?
5. Set the review trigger: when will the user reassess whether this is working?
</task>

<output_format>
- Minimum viable habit: one sentence
- Anchor: [existing routine] then [new habit]
- Environment setup: 2 to 3 specific changes
- Failure mode and recovery rule: one short paragraph
- Review date: one sentence
- Tone: direct, no motivational filler
</output_format>