Add Sprints 60-61: Language Graduation and Certification Pipeline (Steps 829-848)

Sprint 60: Language Graduation and Full-Matrix Release (Steps 829-838)
Sprint 61: Continuous Matrix Certification Pipeline (Steps 839-848)

All 90 tests passing across both sprints.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

editor/tests/step832_test.cpp

@@ -0,0 +1,60 @@
+// Step 832: ReleaseReadinessScoreboard tests (10 tests)
+#include "graduation/ReleaseReadinessScoreboard.h"
+#include <iostream>
+static int p=0,f=0;
+#define T(n) { std::cout << "  " << #n << "... "; }
+#define P() { std::cout << "PASS\n"; ++p; }
+#define F(m) { std::cout << "FAIL: " << m << "\n"; ++f; }
+#define C(c,m) if(!(c)){F(m);return;}
+
+void t1(){T(ready_at_90_80_80);
+    auto s=ReleaseReadinessScoreboard::compute("py->cpp",90,80,80);
+    C(s.releaseReady,"releaseReady");P();}
+
+void t2(){T(not_ready_at_60_60_60);
+    auto s=ReleaseReadinessScoreboard::compute("py->cpp",60,60,60);
+    C(!s.releaseReady,"not ready");P();}
+
+void t3(){T(tier_stable_at_95);
+    auto s=ReleaseReadinessScoreboard::compute("py->cpp",95,95,95);
+    C(s.tier=="stable","tier stable");P();}
+
+void t4(){T(tier_beta_at_75);
+    auto s=ReleaseReadinessScoreboard::compute("py->cpp",75,75,75);
+    C(s.tier=="beta","tier beta");P();}
+
+void t5(){T(rank_order);
+    std::vector<ReadinessScore> scores={
+        ReleaseReadinessScoreboard::compute("a",50,50,50),
+        ReleaseReadinessScoreboard::compute("b",90,90,90)};
+    auto ranked=ReleaseReadinessScoreboard::rank(scores);
+    C(ranked[0].pairId=="b","first is highest");P();}
+
+void t6(){T(overallScore_sum_div_3);
+    auto s=ReleaseReadinessScoreboard::compute("py->cpp",90,60,30);
+    C(s.overallScore==60,"overallScore=60");P();}
+
+void t7(){T(all_three_inputs_matter);
+    auto s1=ReleaseReadinessScoreboard::compute("py->cpp",100,100,100);
+    auto s2=ReleaseReadinessScoreboard::compute("py->cpp",0,0,0);
+    C(s1.overallScore!=s2.overallScore,"different scores");P();}
+
+void t8(){T(pairId_preserved);
+    auto s=ReleaseReadinessScoreboard::compute("rust->cpp",80,80,80);
+    C(s.pairId=="rust->cpp","pairId");P();}
+
+void t9(){T(experimental_tier_below_70);
+    auto s=ReleaseReadinessScoreboard::compute("py->cpp",60,60,60);
+    C(s.tier=="experimental","experimental");P();}
+
+void t10(){T(toJson_has_keys);
+    auto s=ReleaseReadinessScoreboard::compute("py->cpp",80,80,80);
+    auto j=ReleaseReadinessScoreboard::toJson(s);
+    C(j.contains("pair_id")&&j.contains("release_ready"),"keys");P();}
+
+int main(){
+    std::cout<<"Step 832: ReleaseReadinessScoreboard\n";
+    t1();t2();t3();t4();t5();t6();t7();t8();t9();t10();
+    std::cout<<"\nResults: "<<p<<"/"<<(p+f)<<" passed\n";
+    return f?1:0;
+}