feat: precompute priority (heavy) txs

[kien-rise]

Average: x2.11
Max: x4.43
Min: x0.85

blk	txs	gas	seq	par	sur
46147	1	21000	0.004	0.004	×0.99 ⚪
116525	83	2625335	0.267	0.267	×1.00 ⚪
930196	18	378000	0.047	0.047	×1.00 ⚪
1150000	9	649041	0.099	0.099	×1.00 ⚪
1796867	49	3917663	0.336	0.335	×1.00 ⚪
2179522	222	4698004	0.598	0.574	×1.04 🟢
2462997	9	484186	3.457	3.461	×1.00 ⚪
2641321	83	1917429	0.274	0.274	×1.00 ⚪
2674998	16	1915348	0.125	0.125	×1.00 ⚪
2675000	15	1312529	0.108	0.108	×1.00 ⚪
2688148	4	2725844	0.179	0.179	×1.00 ⚪
3356896	176	4033966	0.569	0.485	×1.17 🟢
4330482	237	6669817	1.049	0.586	×1.79 🟢
4369999	22	6630311	1.000	0.555	×1.80 🟢
4370000	97	6609719	2.075	2.002	×1.04 🟢
4864590	195	7985890	2.634	0.733	×3.60 🟢
5283152	150	7979463	2.589	0.762	×3.40 🟢
5526571	143	7988261	2.101	0.712	×2.95 🟢
5891667	380	7980153	0.905	0.780	×1.16 🟢
6137495	60	7994690	1.258	0.730	×1.72 🟢
6196166	108	7975867	1.058	0.988	×1.07 🟢
7279999	122	7998886	4.619	1.098	×4.21 🟢
7280000	118	7992790	4.579	2.279	×2.01 🟢
8038679	237	7993635	2.191	0.754	×2.91 🟢
8889776	330	9996021	3.110	1.256	×2.48 🟢
9068998	3	3575534	0.805	0.806	×1.00 ⚪
9069000	56	8762935	4.068	2.277	×1.79 🟢
10760440	202	12466618	5.165	2.114	×2.44 🟢
11114732	100	12450745	3.700	4.352	×0.85 🔴
11743952	206	11955916	12.090	13.332	×0.91 🔴
11814555	579	12494001	1.583	1.198	×1.32 🟢
12047794	232	12486404	4.444	5.166	×0.86 🔴
12159808	180	12478883	4.267	5.022	×0.85 🔴
12243999	205	12444977	4.798	1.698	×2.83 🟢
12244000	133	12450737	7.127	4.368	×1.63 🟢
12300570	687	14934316	2.096	1.400	×1.50 🟢
12459406	201	14994849	7.358	4.269	×1.72 🟢
12520364	660	14989902	2.854	1.711	×1.67 🟢
12522062	177	15028295	3.154	1.448	×2.18 🟢
12964999	145	15026712	10.339	5.325	×1.94 🟢
12965000	259	30025257	23.316	6.017	×3.88 🟢
13217637	1100	29985362	8.629	2.739	×3.15 🟢
13287210	1414	29990789	4.243	2.700	×1.57 🟢
14029313	724	30074554	7.833	2.155	×3.64 🟢
14334629	819	30135754	10.311	3.385	×3.05 🟢
14383540	722	30059751	12.317	3.766	×3.27 🟢
14396881	1346	30020813	5.025	3.064	×1.64 🟢
14545870	456	29925884	13.998	4.071	×3.44 🟢
15199017	866	30028395	9.176	2.384	×3.85 🟢
15274915	1226	29928443	6.237	2.996	×2.08 🟢
15537393	1	29991429	2.253	2.262	×1.00 ⚪
15537394	80	29983006	2.658	1.534	×1.73 🟢
15538827	823	29981465	9.694	2.914	×3.33 🟢
15752489	132	8242594	2.946	1.367	×2.15 🟢
16146267	473	19204593	8.354	1.888	×4.43 🟢
16257471	98	20267875	12.166	7.506	×1.62 🟢
17034869	93	8450250	3.728	1.480	×2.52 🟢
17034870	184	29999074	10.959	4.560	×2.40 🟢
17666333	961	29983414	14.935	7.024	×2.13 🟢
18085863	178	17007666	8.145	4.387	×1.86 🟢
18426253	147	18889343	12.447	7.664	×1.62 🟢
18988207	186	12398324	12.785	7.740	×1.65 🟢
19426586	127	15757891	8.363	3.922	×2.13 🟢
19426587	37	2633933	3.195	3.195	×1.00 ⚪
19444337	417	29999800	16.189	4.952	×3.27 🟢
19469101	469	26398517	17.125	6.666	×2.57 🟢
19498855	241	29919049	17.656	7.768	×2.27 🟢
19505152	417	29999872	15.793	4.725	×3.34 🟢
19606599	367	29981684	23.475	8.026	×2.93 🟢
19638737	381	15932416	6.739	3.447	×1.95 🟢
19716145	341	29995804	14.362	5.965	×2.41 🟢
19737292	195	29999921	9.717	3.397	×2.86 🟢
19807137	712	29981386	20.891	9.550	×2.19 🟢
19860366	430	29969358	14.816	5.650	×2.62 🟢
19910734	0	0	0.002	0.002	×0.97 🔴
19917570	116	12889065	6.017	2.353	×2.56 🟢
19923400	24	1624049	0.745	0.744	×1.00 ⚪
19929064	103	7743849	3.787	1.629	×2.33 🟢
19932148	227	14378808	7.314	3.638	×2.01 🟢
19932703	143	10421765	13.411	8.981	×1.49 🟢
19932810	270	18643597	8.401	3.807	×2.21 🟢
19933122	45	2056821	0.681	0.680	×1.00 ⚪
19933597	154	12788678	4.231	2.485	×1.70 🟢
19933612	130	11236414	7.740	2.096	×3.69 🟢
19934116	58	3365857	1.783	1.793	×0.99 ⚪