personas: sharing v1 — export/import bundles, version + consent (OPE-7)

Bundle zip export + import (zip-slip guarded) through the picker's Import door; version+provenance with a replaces-note, re-consent only when capabilities grow.
Consent screen: trust warning first, capability summary with collapsed tool list, recommended connectors.

coworker/personas/builtin/cloud-posture/manifest.md

@@ -4,6 +4,7 @@ name: Cloud Posture Coworker
 icon: sliders
 tagline: Review Terraform & cloud config — read-only, evidence first
 family: code
+version: "1"
 tools: [code_files, git, search, shell, todo]
 connectors: true
 skills: [iac-scan, aws-posture]

coworker/personas/builtin/dep-audit/manifest.md

@@ -4,6 +4,7 @@ name: Dependency Audit Coworker
 icon: audit
 tagline: Vulnerable dependencies — audit, minimal upgrades, PRs
 family: code
+version: "1"
 tools: [code_files, git, search, shell, todo]
 connectors: true
 skills: [dependency-audit, safe-upgrade-pr]

coworker/personas/builtin/security/manifest.md

@@ -4,6 +4,7 @@ name: Security Coworker
 icon: shield
 tagline: Find and fix security issues — scan, triage, PR
 family: code
+version: "1"
 tools: [code_files, git, search, shell, todo]
 connectors: true
 skills: [semgrep-review, secret-scan, security-fix-pr]

coworker/personas/loading.py

@@ -31,11 +31,31 @@ def consent_summary(m: PersonaManifest) -> dict:
         "messaging": m.messaging,
         "recommended_mode": m.default_permission_mode,
         "recommended_models": list(m.recommended_models),
+        # Recommended connectors/MCP with reasons + tiers — the consent screen shows
+        # these so the user knows what the coworker hopes to use (sharing v1).
+        "recommends": [
+            {"kind": r.kind, "ref": r.ref, "reason": r.reason, "tier": r.tier}
+            for r in m.recommends
+        ],
+        "version": m.version,
         "source": m.source,
         "builtin": m.builtin,
     }
 
 
+def capability_set(m: PersonaManifest) -> set[str]:
+    """The persona's capability surface as a flat comparable set — used to decide
+    whether an update GREW capabilities (which requires re-consent; a same-or-smaller
+    update keeps the user's enabled state)."""
+    caps = {f"tool:{t}" for t in m.tools}
+    caps |= {f"mcp:{s}" for s in m.mcp}
+    if m.connectors:
+        caps.add("connectors")
+    if m.messaging:
+        caps.add("messaging")
+    return caps
+
+
 def git_clone(
     url: str, dest: Path
 ) -> None:  # pragma: no cover - exercised via injection

coworker/personas/manifest.py

@@ -63,6 +63,10 @@ class PersonaManifest:
     recommended_models: list[str] = field(default_factory=list)
     skills: list[str] = field(default_factory=list)
     mcp: list[str] = field(default_factory=list)
+    # Sharing v1 (OPE-7): the author's version string ("1", "1.2", "2026-08"…). Purely
+    # informational provenance — with folder/git distribution there is no authoritative
+    # update channel, so this drives the "replaces vN" note on re-install, nothing more.
+    version: str = ""
     recommends: list[Recommendation] = field(default_factory=list)
     builtin: bool = False
     source: Optional[str] = (
@@ -237,6 +241,7 @@ def parse_manifest(
         recommended_models=_strlist(meta, "recommended_models"),
         skills=_strlist(meta, "skills"),
         mcp=_strlist(meta, "mcp"),
+        version=str(meta.get("version", "") or "").strip(),
         recommends=_recommends(persona_id, meta),
         builtin=builtin,
         source=source,

coworker/personas/registry.py

@@ -85,6 +85,9 @@ class PersonaRegistry:
         self._entries: dict[str, PersonaEntry] = {}
         self._enabled: dict[str, bool] = {}
         self._surfaced: dict[str, bool] = {}
+        # Sharing v1 (OPE-7): install provenance per installed persona —
+        # {version, source, installed_at} — drives the "replaces vN" note on re-install.
+        self._installed_meta: dict[str, dict] = {}
         self._default = DEFAULT_PERSONA_ID
         self._load_builtin(builtin_dir)
         for d in extra_dirs or []:
@@ -209,6 +212,7 @@ class PersonaRegistry:
             data = json.loads(self.state_path.read_text(encoding="utf-8"))
             self._enabled = dict(data.get("enabled", {}))
             self._surfaced = dict(data.get("surfaced", {}))
+            self._installed_meta = dict(data.get("installed_meta", {}))
             self._default = data.get("default", DEFAULT_PERSONA_ID)
 
     def save(self) -> None:
@@ -220,6 +224,7 @@ class PersonaRegistry:
                 {
                     "enabled": self._enabled,
                     "surfaced": self._surfaced,
+                    "installed_meta": self._installed_meta,
                     "default": self._default,
                 },
                 indent=2,
@@ -308,6 +313,8 @@ class PersonaRegistry:
                 "enabled": self.is_enabled(e.id),
                 "surfaced": self.is_surfaced(e.id),
                 "default": e.id == self.default_id(),
+                "version": e.manifest.version if e.manifest else "",
+                "installed_at": self._installed_meta.get(e.id, {}).get("installed_at", ""),
             }
             for e in self._entries.values()
         ]
@@ -378,15 +385,109 @@ class PersonaRegistry:
         summaries: list[dict] = []
         for md in mds:
             m = load_manifest_file(md, builtin=False)  # validate before snapshotting
+            replaces = self._replaces_of(m)
             snapshot = self._snapshot(md, m.id)
             installed = load_manifest_file(snapshot, builtin=False) if snapshot else m
             self._register_manifest(installed, builtin=False)
-            self._enabled[m.id] = False  # pending consent — never auto-enabled
-            self._surfaced[m.id] = False
-            summaries.append(consent_summary(installed))
+            # Consent rules (sharing v1): a fresh install always lands disabled pending
+            # consent. An UPDATE keeps the user's enabled state — unless its capability
+            # set GREW, which is a new decision, never a silent upgrade.
+            if replaces is None or replaces.get("capabilities_grew"):
+                self._enabled[m.id] = False
+                self._surfaced[m.id] = False
+            self._installed_meta[m.id] = {
+                "version": installed.version,
+                "source": str(md),
+                "installed_at": self._now_stamp(),
+            }
+            summary = consent_summary(installed)
+            summary["replaces"] = replaces
+            summaries.append(summary)
         self.save()
         return summaries
 
+    @staticmethod
+    def _now_stamp() -> str:
+        from datetime import date
+
+        return date.today().isoformat()
+
+    def _replaces_of(self, incoming) -> Optional[dict]:
+        """When re-installing an already-installed persona id: what the new copy
+        replaces ({version, installed_at, capabilities_grew}), else None."""
+        from .loading import capability_set
+
+        existing = self._entries.get(incoming.id)
+        if existing is None or existing.builtin or existing.manifest is None:
+            return None
+        meta = self._installed_meta.get(incoming.id, {})
+        grew = bool(capability_set(incoming) - capability_set(existing.manifest))
+        return {
+            "version": meta.get("version") or existing.manifest.version or "",
+            "installed_at": meta.get("installed_at", ""),
+            "capabilities_grew": grew,
+        }
+
+    def export_persona(self, persona_id: str, dest_dir: str | Path) -> dict:
+        """Sharing v1 export: zip the persona's bundle (manifest + skills/) into
+        ``dest_dir``. The zip's contents ARE the import format — extract or point the
+        installer at it and the round trip is lossless."""
+        import zipfile
+
+        entry = self._entries.get(persona_id)
+        if entry is None or entry.manifest is None or not entry.manifest.source:
+            return {"ok": False, "error": "this coworker has no shareable bundle"}
+        src_md = Path(entry.manifest.source)
+        if not src_md.is_file():
+            return {"ok": False, "error": "the coworker's bundle files are missing"}
+        dest = Path(dest_dir).expanduser()
+        if not dest.is_dir():
+            return {"ok": False, "error": "destination folder does not exist"}
+        version = entry.manifest.version
+        zip_name = f"{persona_id}-coworker{('-v' + version) if version else ''}.zip"
+        zip_path = dest / zip_name
+        skills_dir = src_md.parent / "skills"
+        try:
+            with zipfile.ZipFile(zip_path, "w", zipfile.ZIP_DEFLATED) as zf:
+                zf.write(src_md, "manifest.md")
+                if skills_dir.is_dir():
+                    for p in sorted(skills_dir.rglob("*")):
+                        if p.is_file():
+                            zf.write(p, str(Path("skills") / p.relative_to(skills_dir)))
+        except OSError as e:
+            return {"ok": False, "error": f"could not write the archive: {e}"}
+        return {"ok": True, "path": str(zip_path)}
+
+    def install_from_zip(self, data: bytes, filename: str = "") -> list[dict]:
+        """Install persona(s) from a shared bundle zip (the export format). The archive
+        is extracted to a temp dir with a zip-slip guard, then installed like a local
+        directory — landing disabled pending consent like every install."""
+        import io
+        import tempfile
+        import zipfile
+
+        with tempfile.TemporaryDirectory(prefix="ocw-persona-zip-") as tmp:
+            root = Path(tmp)
+            try:
+                with zipfile.ZipFile(io.BytesIO(data)) as zf:
+                    for info in zf.infolist():
+                        name = info.filename
+                        target = (root / name).resolve()
+                        if not str(target).startswith(str(root.resolve())):
+                            raise FileNotFoundError(f"unsafe path in archive: {name}")
+                    zf.extractall(root)
+            except zipfile.BadZipFile as e:
+                raise FileNotFoundError(f"not a valid bundle archive: {e}") from e
+            # Accept both layouts: files at the root, or a single wrapping folder
+            # (how macOS zips a directory).
+            candidates = [root, *[p for p in root.iterdir() if p.is_dir()]]
+            for d in candidates:
+                if list(d.glob("*.md")) or (d / "manifest.md").is_file():
+                    return self.install_from_dir(d)
+            raise FileNotFoundError(
+                f"no persona manifest found in {filename or 'the archive'}"
+            )
+
     def _snapshot(self, md: Path, persona_id: str) -> Optional[Path]:
         """Copy a manifest into the managed install area; return the snapshot path (or None if no
         managed area is configured, e.g. an ephemeral in-memory registry)."""

coworker/server/app.py

@@ -450,6 +450,16 @@ def create_app(manager: SessionManager) -> FastAPI:
                 summaries = reg.install_from_git(str(body["git_url"]))
             elif body.get("dir"):
                 summaries = reg.install_from_dir(str(body["dir"]))
+            elif body.get("zip_b64"):
+                # Sharing v1 (OPE-7): a bundle zip — the export format — round-trips
+                # through the same dir installer + consent path.
+                try:
+                    data = base64.b64decode(str(body["zip_b64"]), validate=True)
+                except (ValueError, binascii.Error):
+                    return {"ok": False, "error": "Invalid archive encoding."}
+                summaries = reg.install_from_zip(
+                    data, str(body.get("filename", ""))
+                )
             elif body.get("gallery_slug"):
                 # Gallery install = fetch the manifest markdown from the cloud
                 # (sign-in required), verify its hash, then reuse the exact
@@ -483,12 +493,20 @@ def create_app(manager: SessionManager) -> FastAPI:
             else:
                 return {
                     "ok": False,
-                    "error": "provide a `dir`, `git_url`, or `gallery_slug`",
+                    "error": "provide a `dir`, `git_url`, `zip_b64`, or `gallery_slug`",
                 }
         except Exception as e:  # surface manifest/clone errors to the caller
             return {"ok": False, "error": str(e)}
         return {"ok": True, "consent": summaries, "personas": reg.list_all()}
 
+    @app.post("/v1/personas/{persona_id}/export")
+    def export_persona(persona_id: str, body: dict) -> dict[str, Any]:
+        # Sharing v1 (OPE-7): zip the persona's bundle into the chosen folder. The zip
+        # is the import format — send it to a teammate, they import it from the picker.
+        return manager.personas.export_persona(
+            persona_id, str((body or {}).get("dir", ""))
+        )
+
     @app.get("/v1/cloud/gallery/{slug}")
     def cloud_gallery_detail(slug: str) -> dict[str, Any]:
         """Solo page for one gallery coworker: publisher pitch + capabilities

surfaces/gui/e2e/fixtures.ts

@@ -956,9 +956,41 @@ export async function mockApi(page: import("@playwright/test").Page) {
       const b = req.postDataJSON();
       return json({ ok: true, path: b.path });
     }
+    if (/\/v1\/personas\/[^/]+\/export$/.test(p) && m === "POST") {
+      // Sharing v1: export the bundle zip into the chosen folder.
+      const id = p.split("/").slice(-2)[0];
+      const b = req.postDataJSON();
+      return json({ ok: true, path: `${b.dir}/${id}-coworker-v1.zip` });
+    }
     // must precede the /v1/personas/{id} catch-all (install matches it too)
     if (p.endsWith("/v1/personas/install") && m === "POST") {
       const b = req.postDataJSON();
+      if (b.zip_b64) {
+        // Sharing v1: a bundle zip import — consent with version + replaces + recommends.
+        const imported = {
+          id: "team-sec", name: "Team Security Coworker", icon: "shield",
+          tagline: "Our security playbook", needs_workspace: true, builtin: false,
+          family: "code", workspace: "git", tools: ["code_files", "search", "shell"],
+          enabled: false, surfaced: false, default: false, version: "2",
+        };
+        if (!personas.some((x) => x.id === "team-sec")) personas.push(imported);
+        return json({
+          ok: true,
+          personas,
+          consent: [{
+            id: "team-sec", name: "Team Security Coworker",
+            description: "Reviews code the way our team does.",
+            tools: ["code_files", "search", "shell"],
+            risk: ["read", "write_local", "exec"],
+            connectors: true, mcp: [], messaging: false,
+            recommended_mode: "interactive", recommended_models: [],
+            recommends: [{ kind: "connector", ref: "github", reason: "open fix PRs", tier: "core" }],
+            version: "2",
+            replaces: { version: "1", installed_at: "2026-08-01", capabilities_grew: true },
+            source: "/tmp/team-sec.zip", builtin: false,
+          }],
+        });
+      }
       if (b.gallery_slug) {
         return json(
           CLOUD_STATE.signed_in

surfaces/gui/e2e/sharing.spec.ts

@@ -0,0 +1,68 @@
+import { test, expect } from "./fixtures";
+
+// Sharing v1 (OPE-7): the picker's "Import coworker…" door, the zip-import consent flow
+// (trust warning first, capabilities behind a chevron, replaces-note), and per-coworker
+// export from Settings ▸ Coworkers.
+
+test("picker's Import door lands on Settings ▸ Coworkers at the Add section", async ({ page }) => {
+  await page.goto("/");
+  await page.getByText("New session").first().click();
+  await page.getByTestId("coworker-chip").click();
+  await page.getByTestId("import-coworker").click();
+
+  // Settings ▸ Coworkers opened, with the Add section (the import surface) present.
+  await expect(page.getByText("Add coworkers")).toBeVisible();
+  await expect(page.getByRole("combobox")).toBeVisible();
+});
+
+test("zip import: trust warning leads, tools collapse behind a chevron, replaces-note shows", async ({
+  page,
+}) => {
+  await page.goto("/");
+  await page.getByTestId("account-row").click();
+  await page.getByRole("button", { name: "Settings", exact: true }).click();
+  await page.getByRole("button", { name: "Coworkers", exact: true }).click();
+
+  // Pick the Bundle zip mode and feed a file through the hidden input.
+  await page.getByRole("combobox").selectOption("zip");
+  await page.getByTestId("persona-zip-input").setInputFiles({
+    name: "team-sec.zip",
+    mimeType: "application/zip",
+    buffer: Buffer.from("fake-zip-bytes"),
+  });
+
+  const review = page.getByTestId("consent-review");
+  await expect(review).toBeVisible();
+  // The trust warning comes FIRST (owner design).
+  await expect(review.getByText(/Only enable coworkers from someone you trust/)).toBeVisible();
+
+  const card = page.getByTestId("consent-team-sec");
+  await expect(card.getByText("Team Security Coworker").first()).toBeVisible();
+  await expect(card.getByText(/Can read files, create & edit files and run shell commands/)).toBeVisible();
+
+  // Exact tools hidden until the chevron is clicked.
+  await expect(card.getByText("code_files · search · shell")).toHaveCount(0);
+  await card.getByTestId("consent-tools-toggle").click();
+  await expect(card.getByText("code_files · search · shell")).toBeVisible();
+
+  // Version + replaces + grew-capabilities re-consent note; recommended connector shown.
+  await expect(card.getByTestId("replaces-note")).toContainText("Replaces Team Security Coworker v1");
+  await expect(card.getByTestId("replaces-note")).toContainText("MORE capabilities");
+  await expect(card.getByText(/github.*(recommended).*open fix PRs/)).toBeVisible();
+
+  // Imported coworker landed disabled in the list above, pending consent.
+  const row = page.locator(".divide-y > div").filter({ hasText: "Team Security Coworker" });
+  await expect(row.getByRole("checkbox", { name: "Enabled" })).not.toBeChecked();
+});
+
+test("Export… zips an installed coworker's bundle to a chosen folder", async ({ page }) => {
+  await page.goto("/");
+  await page.getByTestId("account-row").click();
+  await page.getByRole("button", { name: "Settings", exact: true }).click();
+  await page.getByRole("button", { name: "Coworkers", exact: true }).click();
+
+  // The installed (non-builtin) fixture persona carries the Export affordance;
+  // the native folder pick is server-mocked → /tmp/picked-folder.
+  await page.getByTestId("persona-export-acme-notes").click();
+  await expect(page.getByText("Exported to /tmp/picked-folder/acme-notes-coworker-v1.zip")).toBeVisible();
+});

surfaces/gui/src/App.tsx

@@ -1804,6 +1804,14 @@ export function App() {
                 onPickCoworker={pickCoworker}
                 onPickFolder={pickDraftFolder}
                 onManage={() => openSettings("personas")}
+                onImport={() => {
+                  openSettings("personas");
+                  // Give the Settings page a beat to mount, then spotlight the Add section.
+                  window.setTimeout(
+                    () => window.dispatchEvent(new CustomEvent("ocw-focus-import")),
+                    250,
+                  );
+                }}
               />
             )}
             <Composer

surfaces/gui/src/api.ts

@@ -888,6 +888,8 @@ export interface Persona {
   enabled: boolean;
   surfaced: boolean;
   default: boolean;
+  version?: string;
+  installed_at?: string;
 }
 
 export interface PersonaConsent {
@@ -901,6 +903,9 @@ export interface PersonaConsent {
   messaging: boolean;
   recommended_mode: string;
   recommended_models: string[];
+  recommends?: { kind: string; ref: string; reason: string; tier: string }[];
+  version?: string;
+  replaces?: { version: string; installed_at: string; capabilities_grew: boolean } | null;
   source: string | null;
   builtin: boolean;
 }
@@ -986,8 +991,21 @@ export async function getCloudGalleryDetail(slug: string): Promise<GalleryDetail
   return res.json();
 }
 
+/** Sharing v1 (OPE-7): zip a coworker's bundle into `dir`; the zip is the import format. */
+export async function exportPersona(
+  id: string,
+  dir: string,
+): Promise<{ ok: boolean; path?: string; error?: string }> {
+  const res = await fetch(`${httpBase()}/v1/personas/${encodeURIComponent(id)}/export`, {
+    method: "POST",
+    headers: { "Content-Type": "application/json" },
+    body: JSON.stringify({ dir }),
+  });
+  return res.json();
+}
+
 export async function installPersona(
-  body: { dir?: string; git_url?: string; gallery_slug?: string },
+  body: { dir?: string; git_url?: string; gallery_slug?: string; zip_b64?: string; filename?: string },
 ): Promise<{ ok: boolean; consent?: PersonaConsent[]; personas?: Persona[]; error?: string }> {
   const res = await fetch(`${httpBase()}/v1/personas/install`, {
     method: "POST",

surfaces/gui/src/components/PersonasTab.tsx

@@ -1,6 +1,7 @@
-import { useEffect, useState } from "react";
+import { useEffect, useRef, useState } from "react";
 import {
   deletePersona,
+  exportPersona,
   getPersonas,
   getSessions,
   installPersona,
@@ -8,6 +9,7 @@ import {
   type Persona,
   type PersonaConsent,
 } from "../api";
+import { chooseFolder } from "../tauri";
 import type { SessionInfo } from "../types";
 import { Icon } from "./Icon";
 
@@ -27,7 +29,7 @@ const BTN_BORDERED =
 
 export function PersonasTab({ onOpenPersona }: { onOpenPersona?: (id: string) => void }) {
   const [personas, setPersonas] = useState<Persona[]>([]);
-  const [mode, setMode] = useState<"git" | "dir">("git");
+  const [mode, setMode] = useState<"git" | "dir" | "zip">("git");
   const [src, setSrc] = useState("");
   const [busy, setBusy] = useState(false);
   const [msg, setMsg] = useState<string | null>(null);
@@ -37,6 +39,14 @@ export function PersonasTab({ onOpenPersona }: { onOpenPersona?: (id: string) =>
   // arm an inline confirm (same two-step idiom as delete) instead of flipping immediately.
   const [confirmOff, setConfirmOff] = useState<string | null>(null);
   const [sessions, setSessions] = useState<SessionInfo[]>([]);
+  // The picker's "Import coworker…" door lands here and asks us to put the Add section
+  // front and center (sharing v1).
+  const addRef = useRef<HTMLDivElement | null>(null);
+  useEffect(() => {
+    const focus = () => addRef.current?.scrollIntoView({ behavior: "smooth", block: "center" });
+    window.addEventListener("ocw-focus-import", focus);
+    return () => window.removeEventListener("ocw-focus-import", focus);
+  }, []);
 
   const reload = () => getPersonas().then(setPersonas).catch(() => {});
   const reloadSessions = () => getSessions().then(setSessions).catch(() => {});
@@ -75,6 +85,36 @@ export function PersonasTab({ onOpenPersona }: { onOpenPersona?: (id: string) =>
     else reload();
   };
 
+  const finishInstall = (r: Awaited<ReturnType<typeof installPersona>>) => {
+    setBusy(false);
+    if (!r.ok) {
+      setMsg(r.error || "install failed");
+      return;
+    }
+    setConsent(r.consent || []);
+    if (r.personas) setPersonas(r.personas);
+    setMsg(`Installed ${(r.consent || []).length} coworker(s) — review and enable below.`);
+    setSrc("");
+  };
+
+  const installZip = async (file: File) => {
+    setBusy(true);
+    setMsg(null);
+    setConsent(null);
+    const buf = new Uint8Array(await file.arrayBuffer());
+    let bin = "";
+    for (let i = 0; i < buf.length; i += 0x8000)
+      bin += String.fromCharCode(...buf.subarray(i, i + 0x8000));
+    finishInstall(await installPersona({ zip_b64: btoa(bin), filename: file.name }));
+  };
+
+  const exportOne = async (p: Persona) => {
+    const dir = await chooseFolder();
+    if (!dir) return;
+    const r = await exportPersona(p.id, dir);
+    setMsg(r.ok ? `Exported to ${r.path}` : r.error || "export failed");
+  };
+
   const install = async () => {
     if (!src.trim()) return;
     setBusy(true);
@@ -150,6 +190,16 @@ export function PersonasTab({ onOpenPersona }: { onOpenPersona?: (id: string) =>
                 <Icon name="sliders" size={15} />
               </button>
             )}
+            {!p.builtin && (
+              <button
+                className={BTN_BORDERED}
+                title="Export this coworker as a shareable bundle"
+                data-testid={`persona-export-${p.id}`}
+                onClick={() => void exportOne(p)}
+              >
+                Export…
+              </button>
+            )}
             {!p.builtin &&
               (confirmDel === p.id ? (
                 <span className="flex items-center gap-1.5 shrink-0">
@@ -205,50 +255,138 @@ export function PersonasTab({ onOpenPersona }: { onOpenPersona?: (id: string) =>
         ))}
       </div>
 
-      <div className={SEC_H + " mb-1.5"}>Add coworkers</div>
+      <div ref={addRef} className={SEC_H + " mb-1.5"}>Add coworkers</div>
       <p className="text-[12px] text-muted mb-3 leading-relaxed">
         Load from a local directory or a public GitHub repo. Files are copied into a managed area (a
         snapshot), so the coworker stays stable even if the source changes. No code runs — a coworker only
         composes vetted tools.
       </p>
       <div className="flex items-center gap-2">
-        <select className={SELECT} value={mode} onChange={(e) => setMode(e.target.value as "git" | "dir")}>
+        <select
+          className={SELECT}
+          value={mode}
+          onChange={(e) => setMode(e.target.value as "git" | "dir" | "zip")}
+        >
           <option value="git">GitHub URL</option>
           <option value="dir">Local directory</option>
+          <option value="zip">Bundle zip</option>
         </select>
-        <input
-          className={INPUT}
-          placeholder={mode === "git" ? "https://github.com/acme/ops-coworker" : "/path/to/coworkers"}
-          value={src}
-          onChange={(e) => setSrc(e.target.value)}
-          onKeyDown={(e) => e.key === "Enter" && install()}
-        />
-        <button className={BTN_ACCENT} disabled={busy || !src.trim()} onClick={install}>
-          {busy ? "Installing…" : "Install"}
-        </button>
+        {mode === "zip" ? (
+          <label className={BTN_BORDERED + " cursor-pointer"}>
+            {busy ? "Installing…" : "Choose a .zip bundle…"}
+            <input
+              type="file"
+              accept=".zip"
+              className="hidden"
+              data-testid="persona-zip-input"
+              disabled={busy}
+              onChange={(e) => {
+                const f = e.target.files?.[0];
+                if (f) void installZip(f);
+                e.target.value = "";
+              }}
+            />
+          </label>
+        ) : (
+          <>
+            <input
+              className={INPUT}
+              placeholder={mode === "git" ? "https://github.com/acme/ops-coworker" : "/path/to/coworkers"}
+              value={src}
+              onChange={(e) => setSrc(e.target.value)}
+              onKeyDown={(e) => e.key === "Enter" && install()}
+            />
+            <button className={BTN_ACCENT} disabled={busy || !src.trim()} onClick={install}>
+              {busy ? "Installing…" : "Install"}
+            </button>
+          </>
+        )}
       </div>
       {msg && <div className="text-[12.5px] text-muted mt-2.5">{msg}</div>}
 
       {consent && consent.length > 0 && (
-        <div className="mt-4 space-y-2">
+        <div className="mt-4 space-y-2" data-testid="consent-review">
+          {/* Trust first (owner design, 2026-08-11): the source warning leads; capabilities
+              are a one-line summary with the exact tools under a collapsed chevron. A
+              coworker runs no third-party code, so this list is complete — but a prompt
+              still steers an agent, so who it came from genuinely matters. */}
+          <div className="flex items-start gap-2.5 rounded-xl border border-warnInk/30 bg-warnSoft px-3.5 py-2.5 text-[12.5px] text-warnInk">
+            <Icon name="shield" size={15} className="shrink-0 mt-0.5" />
+            <span>
+              Only enable coworkers from someone you trust. Nothing here runs third-party
+              code — but its instructions will guide the coworker's behavior.
+            </span>
+          </div>
           {consent.map((c) => (
-            <div key={c.id} className={CARD + " p-3.5"}>
-              <div className="text-[13.5px] font-medium">{c.name}</div>
-              <div className="text-[12px] text-muted mt-0.5 mb-2">{c.description}</div>
-              <div className="text-[12px] text-ink">Tools: {c.tools.join(", ") || "—"}</div>
-              <div className="text-[12px] text-ink">
-                Risk: {c.risk.join(", ") || "read"}
-                {c.connectors ? " · connectors" : ""}
-                {c.messaging ? " · messaging" : ""}
-                {c.mcp.length ? ` · mcp: ${c.mcp.join(", ")}` : ""}
-              </div>
-              <div className="text-[12px] text-faint mt-1">
-                Recommended mode: {c.recommended_mode}. Enable it above to use it.
-              </div>
-            </div>
+            <ConsentCard key={c.id} c={c} />
           ))}
         </div>
       )}
     </div>
   );
 }
+
+// One phrase per risk class — the plain-language capability summary the consent card leads
+// with; unknown classes fall back to their raw id so nothing is silently omitted.
+const RISK_PHRASE: Record<string, string> = {
+  read: "read files",
+  write_local: "create & edit files",
+  exec: "run shell commands",
+  network: "access the network",
+  write_remote: "act on connected services",
+};
+
+function ConsentCard({ c }: { c: PersonaConsent }) {
+  const [showTools, setShowTools] = useState(false);
+  const phrases = (c.risk.length ? c.risk : ["read"]).map((r) => RISK_PHRASE[r] || r);
+  const summary = phrases.join(", ").replace(/, ([^,]*)$/, " and $1");
+  const recommends = c.recommends || [];
+  return (
+    <div className={CARD + " p-3.5"} data-testid={`consent-${c.id}`}>
+      <div className="text-[13.5px] font-medium flex items-center gap-2">
+        <span>{c.name}</span>
+        {c.version && <span className="text-[11px] text-faint font-normal">v{c.version}</span>}
+      </div>
+      {c.description && <div className="text-[12px] text-muted mt-0.5">{c.description}</div>}
+      {c.replaces && (
+        <div className="text-[12px] text-muted mt-1.5" data-testid="replaces-note">
+          Replaces {c.name}
+          {c.replaces.version ? ` v${c.replaces.version}` : ""}
+          {c.replaces.installed_at ? ` (installed ${c.replaces.installed_at})` : ""}.
+          {c.replaces.capabilities_grew
+            ? " This update asks for MORE capabilities than the copy it replaces — review below before re-enabling."
+            : " Same capabilities as before — it stays enabled."}
+        </div>
+      )}
+      <div className="text-[12.5px] text-ink mt-2">
+        Can {summary}
+        {c.connectors ? " · use your connected services" : ""}
+        {c.messaging ? " · send messages" : ""}
+        {c.mcp.length ? ` · use MCP: ${c.mcp.join(", ")}` : ""}
+        <button
+          className="ml-2 text-accent text-[12px] hover:underline"
+          data-testid="consent-tools-toggle"
+          onClick={() => setShowTools((v) => !v)}
+        >
+          {showTools ? "Hide tools" : `Exact tools (${c.tools.length})`}
+        </button>
+      </div>
+      {showTools && (
+        <div className="text-[12px] text-muted mt-1 font-mono">{c.tools.join(" · ") || "—"}</div>
+      )}
+      {recommends.length > 0 && (
+        <div className="mt-2 space-y-0.5">
+          {recommends.map((r) => (
+            <div key={r.kind + r.ref} className="text-[12px] text-muted">
+              <span className="text-ink">{r.ref}</span>
+              {r.tier === "core" ? " (recommended)" : " (optional)"} — {r.reason}
+            </div>
+          ))}
+        </div>
+      )}
+      <div className="text-[12px] text-faint mt-2">
+        Recommended mode: {c.recommended_mode}. Enable it above to use it.
+      </div>
+    </div>
+  );
+}

surfaces/gui/src/components/SessionSetupRow.tsx

@@ -21,6 +21,9 @@ interface Props {
   onPickCoworker: (id: string) => void;
   onPickFolder: (path: string, branch?: string | null) => void;
   onManage: () => void;
+  // Sharing v1 (OPE-7): the quick door to the import/browse screen — one row, so the
+  // picker itself never grows beyond the user's own coworkers.
+  onImport: () => void;
 }
 
 export function SessionSetupRow(props: Props) {
@@ -89,6 +92,16 @@ export function SessionSetupRow(props: Props) {
               </button>
             ))}
             <div className="border-t border-line mt-1 pt-1">
+              <button
+                className="w-full text-left px-2.5 py-1.5 rounded-lg hover:bg-paper text-[12px] text-accent"
+                data-testid="import-coworker"
+                onClick={() => {
+                  setOpenMenu(null);
+                  props.onImport();
+                }}
+              >
+                Import coworker…
+              </button>
               <button
                 className="w-full text-left px-2.5 py-1.5 rounded-lg hover:bg-paper text-[12px] text-accent"
                 onClick={() => {

tests/test_sharing_v1.py

@@ -0,0 +1,142 @@
+"""Sharing v1 (OPE-7) — export/import round trip, version provenance, re-consent rules.
+
+A coworker bundle (manifest + skills/) zips losslessly, imports through the same consent
+path as every install, records provenance, and on re-install shows a "replaces vN" note —
+keeping the user's enabled state unless the capability set GREW.
+"""
+
+from __future__ import annotations
+
+from fastapi.testclient import TestClient
+
+from coworker.personas.registry import PersonaRegistry
+from coworker.providers import ModelCapabilities, ProviderClient
+from coworker.server import create_app
+from coworker.server.manager import SessionManager
+
+MANIFEST_V1 = """---
+id: team-sec
+name: Team Security Coworker
+tagline: Our security playbook
+family: code
+version: "1"
+tools: [code_files, search]
+skills: [triage]
+---
+You review code the way our team does.
+"""
+
+MANIFEST_V2_SAME = MANIFEST_V1.replace('version: "1"', 'version: "2"')
+MANIFEST_V2_GROWN = MANIFEST_V2_SAME.replace(
+    "tools: [code_files, search]", "tools: [code_files, search, shell]"
+)
+
+
+def _bundle(tmp_path, name, manifest):
+    d = tmp_path / name
+    (d / "skills" / "triage").mkdir(parents=True)
+    (d / "manifest.md").write_text(manifest, encoding="utf-8")
+    (d / "skills" / "triage" / "SKILL.md").write_text(
+        "---\nname: triage\ndescription: our triage playbook\n---\nTriage like we do.\n",
+        encoding="utf-8",
+    )
+    return d
+
+
+def _reg(tmp_path) -> PersonaRegistry:
+    return PersonaRegistry(state_path=tmp_path / "state" / "personas.json")
+
+
+def test_export_import_round_trip(tmp_path):
+    reg = _reg(tmp_path)
+    reg.install_from_dir(_bundle(tmp_path, "authored", MANIFEST_V1))
+    out = tmp_path / "shared"
+    out.mkdir()
+    res = reg.export_persona("team-sec", out)
+    assert res["ok"] is True and res["path"].endswith("team-sec-coworker-v1.zip")
+
+    # A second registry (the teammate) imports the zip: same skills, disabled pending
+    # consent, provenance recorded.
+    reg2 = PersonaRegistry(state_path=tmp_path / "state2" / "personas.json")
+    summaries = reg2.install_from_zip(open(res["path"], "rb").read(), "team-sec.zip")
+    assert [s["id"] for s in summaries] == ["team-sec"]
+    assert summaries[0]["version"] == "1"
+    assert summaries[0]["replaces"] is None
+    assert reg2.is_enabled("team-sec") is False
+    m = reg2.get("team-sec").manifest
+    from pathlib import Path
+
+    assert (Path(m.source).parent / "skills" / "triage" / "SKILL.md").is_file()
+
+
+def test_reinstall_same_capabilities_keeps_enabled(tmp_path):
+    reg = _reg(tmp_path)
+    reg.install_from_dir(_bundle(tmp_path, "v1", MANIFEST_V1))
+    reg.set_enabled("team-sec", True)
+
+    summaries = reg.install_from_dir(_bundle(tmp_path, "v2", MANIFEST_V2_SAME))
+    rep = summaries[0]["replaces"]
+    assert rep and rep["version"] == "1" and rep["capabilities_grew"] is False
+    # Same-or-smaller capabilities → the user's enabled state survives the update.
+    assert reg.is_enabled("team-sec") is True
+    assert reg.get("team-sec").manifest.version == "2"
+
+
+def test_reinstall_with_grown_capabilities_requires_reconsent(tmp_path):
+    reg = _reg(tmp_path)
+    reg.install_from_dir(_bundle(tmp_path, "v1", MANIFEST_V1))
+    reg.set_enabled("team-sec", True)
+
+    summaries = reg.install_from_dir(_bundle(tmp_path, "v2", MANIFEST_V2_GROWN))
+    rep = summaries[0]["replaces"]
+    assert rep and rep["capabilities_grew"] is True
+    # New tools = a new decision — never a silent upgrade.
+    assert reg.is_enabled("team-sec") is False
+
+
+def test_zip_slip_and_garbage_are_rejected(tmp_path):
+    import io
+    import zipfile
+
+    import pytest
+
+    reg = _reg(tmp_path)
+    evil = io.BytesIO()
+    with zipfile.ZipFile(evil, "w") as zf:
+        zf.writestr("../../outside.md", "nope")
+    with pytest.raises(Exception):
+        reg.install_from_zip(evil.getvalue(), "evil.zip")
+    with pytest.raises(Exception):
+        reg.install_from_zip(b"not a zip", "garbage.zip")
+
+
+def test_endpoints_round_trip(tmp_path, monkeypatch):
+    import base64
+
+    class P(ProviderClient):
+        def complete(self, **kw):
+            raise AssertionError
+
+        def capabilities(self, model):
+            return ModelCapabilities()
+
+    monkeypatch.setenv("COWORKER_STATE_DIR", str(tmp_path / "state"))
+    mgr = SessionManager(workspace=tmp_path, provider=P())
+    client = TestClient(create_app(mgr))
+
+    mgr.personas.install_from_dir(_bundle(tmp_path, "authored", MANIFEST_V1))
+    out = tmp_path / "shared"
+    out.mkdir()
+    res = client.post("/v1/personas/team-sec/export", json={"dir": str(out)}).json()
+    assert res["ok"] is True
+
+    zip_b64 = base64.b64encode(open(res["path"], "rb").read()).decode()
+    res2 = client.post(
+        "/v1/personas/install", json={"zip_b64": zip_b64, "filename": "team-sec.zip"}
+    ).json()
+    assert res2["ok"] is True
+    assert res2["consent"][0]["id"] == "team-sec"
+    assert res2["consent"][0]["version"] == "1"
+    # The builtins can't be exported (builders have no bundle) — clean error, not a crash.
+    res3 = client.post("/v1/personas/cowork/export", json={"dir": str(out)}).json()
+    assert res3["ok"] is False