feat: publish Dever core with project scaffolding and versioned AI skills

.trellis/tasks/09-20-production-api/implement.jsonl

@@ -0,0 +1,3 @@
+{"file":".trellis/spec/backend/compiler-contracts.md","reason":"API role, typed inputs, public outputs and failure contracts"}
+{"file":".trellis/spec/backend/toolchain-and-library.md","reason":"HTTP/native/runtime resource and codec boundaries"}
+{"file":".trellis/spec/backend/logging-guidelines.md","reason":"Request context and secret-free error logging"}