Heat olive oil in a skillet over medium heat and cook onion, garlic, and ginger for 2 to 3 minutes until fragrant.
Add ground chicken and cook for 5 to 6 minutes, breaking it up, until fully cooked and lightly browned.
Stir in diced red bell pepper and cook for 3 to 4 minutes until slightly softened.
Add sweet chili sauce, soy sauce, honey, rice vinegar, and sesame oil, then simmer for 2 to 3 minutes until the sauce coats the chicken.
Stir in green onions, taste, adjust seasoning, and remove from heat.
Spoon filling into lettuce leaves, drizzle with extra sauce, add lime, and serve.