feat(rbac): allocation-free storage

[m62624]

Resolves #21

[github-actions]

🔬 Click to see benchmark results vs master

🔬 Benchmark Comparison

Metric	Current	Baseline	Change	%	Status
access_control.grant_role.0	940_239_148	990_713_476	-50_474_328	-5.09%	🚀
access_control.grant_role.100	827_111_188	852_534_024	-25_422_836	-2.98%	👍
access_control.grant_role.1000	1_451_020_927	1_076_492_777	+374_528_150	34.79%	❌
access_control.grant_role.500	1_124_708_432	-	-	-	✨
access_control.has_role.0	956_977_723	837_548_725	+119_428_998	14.26%	❌
access_control.has_role.100	812_240_826	850_763_647	-38_522_821	-4.53%	👍
access_control.has_role.1000	855_644_080	956_654_964	-101_010_884	-10.56%	🚀
access_control.has_role.500	854_463_460	-	-	-	✨
access_control.has_role_multi.1	956_977_723	837_548_725	+119_428_998	14.26%	❌
access_control.has_role_multi.10	842_943_738	839_663_860	+3_279_878	0.39%	✅
access_control.has_role_multi.100	868_681_967	881_167_357	-12_485_390	-1.42%	👍
access_control.has_role_multi.50	883_202_733	873_880_080	+9_322_653	1.07%	⚠️
access_control.revoke_role.0	966_419_663	844_228_279	+122_191_384	14.47%	❌
access_control.revoke_role.100	831_802_725	857_192_808	-25_390_083	-2.96%	👍
access_control.revoke_role.1000	1_455_998_094	1_079_844_475	+376_153_619	34.83%	❌
access_control.revoke_role.500	1_129_521_472	-	-	-	✨

Legend

• 🚀 Significant improvement (>5% reduction)
• 👍 Minor improvement (<1% reduction)
• ✅ No significant change
• ⚠️ Minor regression (>1% increase)
• ❌ Significant regression (>5% increase)
• ✨ New metric (not present in baseline)
• 🗑️ Removed metric (not present in current)

---

_{🤖 This comment was automatically generated. Baseline: branch master.}

[github-actions]

🔬 Click to see benchmark results vs master

🔬 Benchmark Comparison

Metric	Current	Baseline	Change	%	Status
access_control.grant_role.0	960_438_002	990_713_476	-30_275_474	-3.06%	👍
access_control.grant_role.100	966_864_469	852_534_024	+114_330_445	13.41%	❌
access_control.grant_role.1000	968_890_515	1_076_492_777	-107_602_262	-10.00%	🚀
access_control.grant_role.10000	984_539_185	1_178_622_849	-194_083_664	-16.47%	🚀
access_control.grant_role.5000	976_270_007	1_172_191_147	-195_921_140	-16.71%	🚀
access_control.has_role.0	781_166_252	837_548_725	-56_382_473	-6.73%	🚀
access_control.has_role.100	846_332_241	850_763_647	-4_431_406	-0.52%	✅
access_control.has_role.1000	846_691_491	956_654_964	-109_963_473	-11.49%	🚀
access_control.has_role.10000	847_769_241	1_062_272_047	-214_502_806	-20.19%	🚀
access_control.has_role.5000	847_409_991	1_053_185_958	-205_775_967	-19.54%	🚀
access_control.has_role_multi.1	781_166_252	837_548_725	-56_382_473	-6.73%	🚀
access_control.has_role_multi.10	861_440_642	839_663_860	+21_776_782	2.59%	⚠️
access_control.has_role_multi.100	926_961_672	881_167_357	+45_794_315	5.20%	❌
access_control.has_role_multi.50	926_723_575	873_880_080	+52_843_495	6.05%	❌
access_control.revoke_role.0	789_929_837	844_228_279	-54_298_442	-6.43%	🚀
access_control.revoke_role.100	970_519_711	857_192_808	+113_326_903	13.22%	❌
access_control.revoke_role.1000	972_129_673	1_079_844_475	-107_714_802	-9.98%	🚀
access_control.revoke_role.10000	987_799_063	1_183_281_633	-195_482_570	-16.52%	🚀
access_control.revoke_role.5000	979_518_637	1_175_541_661	-196_023_024	-16.68%	🚀

Legend

• 🚀 Significant improvement (>5% reduction)
• 👍 Minor improvement (<1% reduction)
• ✅ No significant change
• ⚠️ Minor regression (>1% increase)
• ❌ Significant regression (>5% increase)
• ✨ New metric (not present in baseline)
• 🗑️ Removed metric (not present in current)

---

_{🤖 This comment was automatically generated. Baseline: branch master.}

[github-actions]

🔬 Click to see benchmark results vs master

🔬 Benchmark Comparison

Metric	Current	Baseline	Change	%	Status
access_control.grant_role.0	940_442_455	990_713_476	-50_271_021	-5.07%	🚀
access_control.grant_role.100	840_398_213	852_534_024	-12_135_811	-1.42%	👍
access_control.grant_role.25	808_699_805	-	-	-	✨
access_control.grant_role.50	819_345_109	-	-	-	✨
access_control.has_role.0	945_877_394	837_548_725	+108_328_669	12.93%	❌
access_control.has_role.100	793_087_438	850_763_647	-57_676_209	-6.78%	🚀
access_control.has_role.25	792_612_430	-	-	-	✨
access_control.has_role.50	792_849_934	-	-	-	✨
access_control.has_role_multi.1	945_877_394	837_548_725	+108_328_669	12.93%	❌
access_control.has_role_multi.16	832_081_506	-	-	-	✨
access_control.has_role_multi.32	832_319_603	-	-	-	✨
access_control.has_role_multi.8	832_214_209	-	-	-	✨
access_control.revoke_role.0	955_319_800	844_228_279	+111_091_521	13.16%	❌
access_control.revoke_role.100	844_334_507	857_192_808	-12_858_301	-1.50%	👍
access_control.revoke_role.25	812_591_699	-	-	-	✨
access_control.revoke_role.50	823_251_803	-	-	-	✨

Legend

• 🚀 Significant improvement (>5% reduction)
• 👍 Minor improvement (<1% reduction)
• ✅ No significant change
• ⚠️ Minor regression (>1% increase)
• ❌ Significant regression (>5% increase)
• ✨ New metric (not present in baseline)
• 🗑️ Removed metric (not present in current)

---

_{🤖 This comment was automatically generated. Baseline: branch master.}