Next level Thai green curry

Name: Next level Thai green curry
Ingredients: 1 tsp coriander seeds; ½ tsp cumin seeds; 1 tbsp shrimp paste; 3 garlic cloves chopped; 3 shallots peeled and chopped; handful coriander stalks roughly chopped; 12 green bird's-eye chillies deseeded if you don't like it very hot; half a thumb-sized piece galangal chopped; half a finger-sized piece turmeric roughly chopped; 2 sticks lemongrass chopped; 2 x 400g cans coconut milk; 1 tbsp light brown soft sugar; 6 skinless chicken thighs roughly chopped; 4 lime leaves scrunched; 2 tbsp fish sauce; 100g green beans cut in half; 1-2 limes (to taste), cut in half; handful Thai basil leaves; 1 red chilli finely sliced; cooked jasmine rice to serve