refactor(session): extract sharing orchestration (#21759)

packages/opencode/src/cli/cmd/github.ts

@@ -21,6 +21,7 @@ import { cmd } from "./cmd"
 import { ModelsDev } from "../../provider/models"
 import { Instance } from "@/project/instance"
 import { bootstrap } from "../bootstrap"
+import { SessionShare } from "@/share/session"
 import { Session } from "../../session"
 import type { SessionID } from "../../session/schema"
 import { MessageID, PartID } from "../../session/schema"
@@ -559,7 +560,7 @@ export const GithubRunCommand = cmd({
         shareId = await (async () => {
           if (share === false) return
           if (!share && repoData.data.private) return
-          await Session.share(session.id)
+          await SessionShare.share(session.id)
           return session.id.slice(-8)
         })()
         console.log("opencode session", session.id)