v1.18.0

What's Changed

• Exp 4 Phase A: tiered rendering policies, dev sweep, pre-registration by @natiixnt in #265
• Add Exp 4 W2 results: tiered topk:10 holds all three hypotheses by @natiixnt in #266
• Close Exp 4 as held-with-nuance; register size-gated adaptive-v2 by @natiixnt in #267
• Make adaptive size-aware: tier the largest repositories (1.18.0) by @natiixnt in #268
• Exp 6 Phase A: offline tool-result compression ceiling by @natiixnt in #269
• Fix gateway auth: normalize bearer token so both server paths agree by @natiixnt in #272
• Release 1.18.0 by @natiixnt in #270

Full Changelog: v1.17.0...v1.18.0