Revolve: a profile that comes back to the axis along a curve revolves right, and cuts with it work (#1853) (#1866)

Thanks @SychPL.

tests/robustness/goldens.json

@@ -29,7 +29,7 @@
   "25": {"area":7142.717684,"bodies":1,"edges":48,"error":null,"faces":19,"outcome":"ok","rejected":0,"shells":1,"steps":["revolved section","shell"],"unsupported":0,"volume":7012.754625},
   "26": {"area":6461.702601,"bodies":1,"edges":56,"error":null,"faces":22,"outcome":"ok","rejected":0,"shells":1,"steps":["revolved section","join box","cut cylinder","rectangular pattern","cut sphere"],"unsupported":0,"volume":21188.159601},
   "27": {"area":11263.08174,"bodies":3,"edges":99,"error":null,"faces":42,"outcome":"ok","rejected":0,"shells":4,"steps":["box","chamfer","cut sphere","cut sphere","join box","circular pattern","hole","join box"],"unsupported":0,"volume":49451.079636},
-  "28": {"area":2394.691384,"bodies":1,"edges":15,"error":null,"faces":9,"outcome":"ok","rejected":0,"shells":2,"steps":["revolved section","join cylinder"],"unsupported":0,"volume":5902.121375},
+  "28": {"area":2394.667072,"bodies":1,"edges":20,"error":null,"faces":12,"outcome":"ok","rejected":0,"shells":2,"steps":["revolved section","join cylinder"],"unsupported":0,"volume":5902.111713},
   "29": {"area":6965.599057,"bodies":1,"edges":74,"error":null,"faces":30,"outcome":"ok","rejected":0,"shells":1,"steps":["extruded profile","shell","join cylinder"],"unsupported":0,"volume":3977.885339},
   "30": {"area":850.154862,"bodies":1,"edges":21,"error":null,"faces":9,"outcome":"ok","rejected":0,"shells":1,"steps":["revolved section","chamfer"],"unsupported":0,"volume":1327.098159},
   "31": {"area":10221.945046,"bodies":3,"edges":68,"error":null,"faces":29,"outcome":"ok","rejected":2,"shells":3,"steps":["box","cut box","fillet","join box","circular pattern","cut box","circular pattern","hole"],"unsupported":0,"volume":56397.581359},
@@ -96,7 +96,7 @@
   "92": {"area":2855.139217,"bodies":1,"edges":30,"error":null,"faces":12,"outcome":"ok","rejected":0,"shells":1,"steps":["revolved section","chamfer","cut sphere"],"unsupported":0,"volume":9814.30292},
   "93": {"area":7266.404017,"bodies":7,"edges":111,"error":null,"faces":51,"outcome":"ok","rejected":0,"shells":7,"steps":["extruded profile","fillet","chamfer","join box","circular pattern","rectangular pattern","cut cylinder"],"unsupported":0,"volume":12734.393171},
   "94": {"area":3480.70333,"bodies":1,"edges":61,"error":null,"faces":26,"outcome":"ok","rejected":1,"shells":2,"steps":["revolved section","cut cylinder","fillet","hole","rectangular pattern","cut box","cut box"],"unsupported":0,"volume":5456.446856},
-  "95": {"area":2425.131626,"bodies":1,"edges":19,"error":"boolean Cut: the operation failed: no result; the operation ","faces":9,"outcome":"failed","rejected":0,"shells":1,"steps":["revolved section","hole","fillet","cut cylinder","cut sphere"],"unsupported":0,"volume":7106.301922}
+  "95": {"area":2375.340299,"bodies":1,"edges":33,"error":null,"faces":12,"outcome":"ok","rejected":2,"shells":1,"steps":["revolved section","hole","cut cylinder","cut sphere","circular pattern","cut sphere"],"unsupported":1,"volume":6704.220611}
  },
  "notes": [
   {"reason":"First record: what each seed builds on main at 1a0100cd","seeds":[0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95]},
@@ -134,6 +134,7 @@
   {"reason":"Seed 20: trace conical cutters against earlier conical cuts at finer unshifted tolerances before coarse copies can leave unusable junctions. The circular pattern and final box cut both build; replayed in the app with no feature errors, unchanged 45 faces/116 edges/one shell, no tool nudge, and volume/spatial guards retained. The finer intersection curves change measured volume by 0.020503 mm3 and area by 0.171629 mm2.","seeds":[20]},
   {"reason":"After integrating #1718, replay the regenerated revolved-section recipes on the combined branch: seed 13 has 40 faces/101 edges (one face/two edges fewer), seed 94 has 27 faces/63 edges (one face/two edges more). Both complete fixed command sequences pass validity and volume-direction checks after every step, and two independent golden runs per seed agree exactly. Steps, outcomes, body and shell counts are unchanged; area and volume match within existing 1e-6 relative tolerances (seed 13 volume differs by 0.000002 mm3). Only topology counts are updated. The finer unshifted conical-cut route and its geometry guards remain in place.","seeds":[13,94]},
   {"reason":"#1670 and #1753 (mesh export: twisted ruled faces divided to the chord tolerance, and the faces of an edge sharing its points exactly) change the meshes the kernel's validity and volume checks measure: seed 55's body (a filleted box cut by spheres and patterned) now passes the validity check it failed, and its volume moves by 1.3e-5 relative. Pull requests ran only every 8th seed, so main's full run found it. Recorded from main's CI output (Linux).","seeds":[55]},
-  {"reason":"#853 recorded seeds 13, 71 and 94 as its own branch built them (13: 40 faces/101 edges, 71: 19/50, 94: 27/63), but with main's kernel they build as before (41/103, 20/52, 26/61), so every full run on main failed on them after #853 landed. This puts back the counts main builds; #853's conical-cut refinement (seed 20) is unchanged. Steps, outcomes, volumes and areas are the same.","seeds":[13,71,94]}
+  {"reason":"#853 recorded seeds 13, 71 and 94 as its own branch built them (13: 40 faces/101 edges, 71: 19/50, 94: 27/63), but with main's kernel they build as before (41/103, 20/52, 26/61), so every full run on main failed on them after #853 landed. This puts back the counts main builds; #853's conical-cut refinement (seed 20) is unchanged. Steps, outcomes, volumes and areas are the same.","seeds":[13,71,94]},
+  {"reason":"#1853 (a part revolve of a profile with an edge on the axis is swept a third of a turn at most per face, so the boolean can intersect its faces): seeds 28 and 95 start with a rectangle on the axis turned half a turn, now two quarter turns. Seed 28 (joined by a cylinder) has more faces for the same shape (5902.1214 -> 5902.1117 mm3, the new faces' meshes). Seed 95's hole into it failed with 'boolean Cut: no result' on the half-turn faces and now builds, so the generator's later picks move. Values from Linux CI.","seeds":[28,95]}
  ]
 }