feat: refactor and image for tournaments

[userMeh]

Summary 📝

Some refactor for tournaments and images for tournaments

Which part of the repository is impacted ?

• API
• Client
• Admin
• Documentation
• CI/CD
• Other

Test plan 🧪

Screenshots (if appropriate): 📸

[github-actions]

Coverage Report for API (./apps/api)

Status	Category	Percentage	Covered / Total
🟢	Lines	88.63% (🎯 80%)	6685 / 7542
🟢	Statements	88.63% (🎯 80%)	6685 / 7542
🟢	Functions	79.16% (🎯 60%)	19 / 24
🟢	Branches	45.96% (🎯 35%)	262 / 570

File Coverage

File	Stmts	% Branch	% Funcs	% Lines	Uncovered Lines
Changed Files
apps/api/src/handlers/tournaments.ts	65.94%	32.35%	100%	65.94%	49-50, 53-54, 57-58, 68-69, 84-85, 94-95, 107-108, 150-151, 165-166, 181-182, 185-186, 196-197, 208-214, 216-218, 220-221, 233-234, 246-247, 256-257, 288-289, 303-304, 310-313, 315-320, 322-324, 326-328, 330-332, 334-342, 344-346, 348, 350-352, 354-355, 366-367, 372-373, 385-388, 390-395, 397-399, 401, 403-405, 407-413, 415-417, 419-420, 423-426, 428-433, 435-437, 439-445, 447-449, 451-452, 463-464, 479-480, 495-496, 517-518, 532-533, 550-551, 557-558, 586-587, 616-617, 623-625, 631-632, 635-641, 671-672, 678-680, 686-687, 690-697, 722-723
apps/api/src/routes/tournaments.ts	100%	100%	100%	100%
apps/api/src/validators/tournaments.ts	100%	100%	100%	100%

Generated in workflow #448