summon firework_rocket ~ ~ ~ {Life:0,LifeTime:0,FireworksItem:{id:"firework_rocket",count:1,components:{fireworks:{explosions:[{shape:"star",has_trail:0b,colors:[I;16711680],fade_colors:[I;7340032]}]}}}}

summon item ~ ~0.5 ~ {Silent:1b,Age:-32768,Glowing:1b,CustomNameVisible:1b,PickupDelay:20,Invulnerable:1b,Motion:[0.0,0.5,0.0],Tags:["no","healing_reward"],CustomName:'[{"bold":true,"color":"red","text":"Healing Boon"}]',Item:{id:"minecraft:fermented_spider_eye",count:1,components:{"minecraft:custom_data":{artifact:healing_reward},item_model:"minecraft:fermented_spider_eye"}}}

execute as @e[type=item,tag=healing_reward] run team join red_color @s