Steps
1. Preheat the oven to 200°C (400°F).
2. Rinse the catfish fillet and pat dry with paper towels.
3. In a small bowl, mix olive oil, thyme, rosemary, minced garlic, salt, and pepper.
4. Brush the seasoning mixture over the catfish fillet evenly.
5. Place the fillet on a baking tray lined with parchment paper.
6. Arrange lemon slices on top of the fillet.
7. Roast in the oven for 15-20 minutes, or until the fish flakes easily with a fork.
8. Remove from oven, let it rest for 2 minutes, then serve warm.