feat(subscription): add resume instruction

[dev-jodee]

Summary

• Add subscriber-signed resume_subscription instruction that clears expires_at_ts
• Keep subscription period accounting unchanged when resuming
• Update IDL, TypeScript plugin overlays/exports, docs, and integration coverage

Test Plan

• just integration-test test_resume_subscription
• cargo test -p subscriptions-program
• pnpm run lint

Breaking Changes

• None

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Project	Deployment	Actions	Updated (UTC)
solana-subscriptions-program	Ready	Preview, Comment	May 21, 2026 7:53pm

[github-actions]

Compute Unit Report

Instruction	Samples	Min CUs	Max CUs	Avg CUs	Est Cost (Low) [SOL]	Est Cost (Med) [SOL]	Est Cost (High) [SOL]
cancel_subscription	22	1720	2030	1919	0.000005000	0.000005076	0.000005959
close_subscription_authority	7	1803	1833	1807	0.000005000	0.000005072	0.000005903
create_fixed_delegation	38	3509	9514	4921	0.000005001	0.000005196	0.000007460
create_plan	96	3436	12449	4876	0.000005001	0.000005195	0.000007438
create_recurring_delegation	27	3533	8038	4262	0.000005001	0.000005170	0.000007131
delete_plan	9	359	359	359	0.000005000	0.000005014	0.000005179
init_subscription_authority	153	6226	22726	8972	0.000005002	0.000005358	0.000009486
resume_subscription	3	1723	1723	1723	0.000005000	0.000005068	0.000005861
revoke_delegation	19	255	519	353	0.000005000	0.000005014	0.000005176
subscribe	32	6473	15473	7745	0.000005002	0.000005309	0.000008872
transfer_fixed	6	5208	9711	6710	0.000005002	0.000005268	0.000008355
transfer_recurring	17	5323	8412	5890	0.000005001	0.000005235	0.000007945
transfer_subscription	10	5572	11575	7077	0.000005002	0.000005283	0.000008538
update_plan	22	424	503	477	0.000005000	0.000005019	0.000005238

Generated: 2026-05-21