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

.trellis/tasks/09-12-http2/task.json

@@ -0,0 +1,26 @@
+{
+  "id": "http2",
+  "name": "http2",
+  "title": "HTTP/2 server and multiplexed client",
+  "description": "复用 Hyper 接入 HTTP/2 服务端、客户端多路复用、TLS ALPN、流控和结构化取消；验证流式正文与 SSE，保留 HTTP/1 和普通 WebSocket。",
+  "status": "completed",
+  "dev_type": null,
+  "scope": null,
+  "package": null,
+  "priority": "P2",
+  "creator": "Antigravity",
+  "assignee": "Antigravity",
+  "createdAt": "2026-09-12",
+  "completedAt": "2026-09-12",
+  "branch": "main",
+  "base_branch": "main",
+  "worktree_path": null,
+  "commit": null,
+  "pr_url": null,
+  "subtasks": [],
+  "children": [],
+  "parent": "09-04-dever-language-mvp",
+  "relatedFiles": [],
+  "notes": "N5 complete: 88 focused cases passed, native HTTP/2/TLS proxy/upload/SSE and HTTP/1/WSS verified; CLI build/check and independent review passed. No performance matrix, global install or commit.",
+  "meta": {}
+}