Checkpoint the party/runtime stack before share-program and malicious-mode work.

Ship the TLS mesh, composer, Beaver/Yao/leaf MPC, prep/online paths, apps, and docs so the tree is pushable before elevating share_expr, security_mode, and prep resume.

Co-authored-by: Cursor <cursoragent@cursor.com>

include/grotto/gadgets/elementary/nonpositive.hpp

@@ -17,6 +17,9 @@ namespace gadgets
 {
 
 static constexpr double leq_target_zero = 0;
+/// @brief Alias of another cleartext functor, under the name `nonpositive`.
+/// @see grotto::exact_constant
+/// \complexity Same as the functor it aliases: one straight-line `operator()`. `Θ(1)`.
 using nonpositive HEDLEY_DEPRECATED_FOR(2026, grotto::exact_constant) = leq<leq_target_zero>;
 
 }  // namespace gadgets