Whisk all marinade ingredients together. Add chicken thighs and toss to coat. Refrigerate at least 30 minutes or up to 24 hours.
Heat olive oil in a saucepan. Cook garlic 1 minute. Add rice, cumin, turmeric, and salt. Toast 1–2 minutes.
Add broth. Bring to a boil, reduce to lowest heat, cover and cook 15 minutes. Steam covered 5 more minutes. Fluff with fork.
Stir fresh parsley, mint, and lemon zest through warm rice.
Combine cucumber, cherry tomatoes, red onion, lemon juice, olive oil, and parsley. Season. Set aside at least 10–15 minutes.
Whisk all dressing ingredients together until emulsified. Taste and adjust.
Remove chicken from marinade. Blot lightly with paper towels. Do not dry completely.
Heat a thin drizzle of oil in a large skillet over medium-high until shimmering.
Add chicken smooth side down. Cook 5–6 minutes without moving until deep golden and releasing naturally.
Flip once. Cook 4–5 minutes until internal temperature reaches 74°C (165°F).
Rest on a cutting board for 5 minutes. Slice into strips.
Build the bowls — rice base, sliced chicken, hummus, cucumber salad, olives, pickled onion, and feta.
Add avocado if using. Drizzle lemon herb dressing over everything.
Finish with fresh herbs, flaky salt, cracked pepper, and a lemon wedge. Serve immediately.