Reviewed explicit SFT/RL roles and immutable task fix

.gitattributes

@@ -64,3 +64,4 @@ sources/structured-flow-rl-20261009/94aa0e733c5b4c909b5ba2d8694650bd3a0dd726.bun
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 sources/structured-flow-rl-20261009/ff60622dea6ed598a88c1ae5efc257e0605a0d8f.bundle filter=lfs diff=lfs merge=lfs -text
 sources/structured-flow-rl-20261009/323f5c0fbd171fd85d2ce3fcd49f1ec08820e956.bundle filter=lfs diff=lfs merge=lfs -text
+sources/structured-flow-rl-20261009/2fede88648ff077864e0d673769a0068a037d7e0.bundle filter=lfs diff=lfs merge=lfs -text

sources/structured-flow-rl-20261009/2fede88648ff077864e0d673769a0068a037d7e0.bundle

@@ -0,0 +1,3 @@
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