{"messages":[{"content":"You are a constitutional council ranking individual git commits for ownership allocation.\n\nCompare these two commits. Decide which contributed more lasting value to the project.\n\nJudge substance, not spectacle:\n- Prefer correct, lasting design and real bugfixes over churn, formatting, renames, or generated noise.\n- Prefer clarity and necessity over sheer line count. A small precise change can beat a large diffuse one.\n- Do not favor a side merely because its patch is longer or noisier.\n- Weight what the change does for the project, not the contributor's name.\n\nReturn ONLY a JSON object: {\"winner\": \"A\" or \"B\", \"ratio\": \"N:M\", \"explanation\": \"...\"}\nThe explanation must cite concrete differences in the patches (1-3 sentences).\n\nSide A — contributor: tommy-mor\nSide A — commit message:\n[8f69c309] Require Reddit OAuth when credentials are set and refresh on 401/403.\n\nAvoid falling back to the public www.reddit.com API from cloud IPs, which\nreturns Reddit's network-security block page. Also pin SORTER2_BASE_URL in fly.toml.\n\nCo-authored-by: Cursor <cursoragent@cursor.com>\n\nSide A — unified diff (full patch):\ndiff --git a/fly.toml b/fly.toml\nindex f0c6a39f643c204987debc177234d95a8ef44b65..ca7e0088a7efd7d58d29d808f8d89080b2bff233 100644\n--- a/fly.toml\n+++ b/fly.toml\n@@ -5,6 +5,7 @@ primary_region = \"iad\"\n   dockerfile = \"Dockerfile\"\n \n [env]\n+  SORTER2_BASE_URL = \"https://reddit.sorter.social\"\n   SORTER2_DATA_DIR = \"/data\"\n   SORTER2_EVENT_LOG = \"/data/events.jsonl\"\n   PORT = \"8080\"\ndiff --git a/server/src/reddit.rs b/server/src/reddit.rs\nindex a874814f8927192ee62cab2d0db1efd27dcd57b7..f409764c1e1f36216f1b08107043c2eab905694c 100644\n--- a/server/src/reddit.rs\n+++ b/server/src/reddit.rs\n@@ -283,26 +283,35 @@ async fn reddit_worker(\n         );\n         tokio::time::sleep(current_delay).await;\n \n-        if let Some(c) = &creds {\n-            oauth = ensure_oauth_token(&client, &oauth_token_base, c, oauth.take()).await;\n-        }\n-\n-        let token = oauth.as_ref().map(|t| t.access_token.as_str());\n-        let fetch_base = if token.is_some() {\n-            tracing::debug!(\n-                item = %fetch_id,\n-                base = %oauth_api_base,\n-                \"reddit fetch using OAuth bearer\"\n-            );\n-            &oauth_api_base\n-        } else {\n-            &api_base\n-        };\n-        let url = match kind {\n-            FetchKind::SelfEntity => map_item_to_reddit_api(&fetch_id, fetch_base),\n-            FetchKind::Children => map_children_url(&fetch_id, fetch_base),\n+        let outcome = match &creds {\n+            Some(c) => {\n+                // OAuth is required when credentials are configured — never fall\n+                // back to the public www.reddit.com JSON endpoints (cloud IPs\n+                // get blocked with a 403 HTML interstitial).\n+                fetch_with_oauth(\n+                    &client,\n+                    &oauth_token_base,\n+                    &oauth_api_base,\n+                    c,\n+                    &mut oauth,\n+                    &fetch_id,\n+                    kind,\n+                )\n+                .await\n+            }\n+            None => {\n+                let url = match kind {\n+                    FetchKind::SelfEntity => map_item_to_reddit_api(&fetch_id, &api_base),\n+                    FetchKind::Children => map_children_url(&fetch_id, &api_base),\n+                };\n+                match do_fetch(&client, &url, &fetch_id, None).await {\n+                    Ok(FetchOutcome::AuthRejected { status, detail }) => {\n+                        Err(format!(\"Reddit API {status}: {detail}\"))\n+                    }\n+                    other => other,\n+                }\n+            }\n         };\n-        let outcome = do_fetch(&client, &url, &fetch_id, token).await;\n \n         match outcome {\n             Ok(FetchOutcome::Payload(payload)) => {\n@@ -342,6 +351,12 @@ async fn reddit_worker(\n                 current_delay = (current_delay * 2).min(Duration::from_secs(60));\n                 notify(done, FetchJobResult::RateLimited { reset_secs });\n             }\n+            Ok(FetchOutcome::AuthRejected { status, detail }) => {\n+                let e = format!(\"Reddit API {status}: {detail}\");\n+                tracing::warn!(item = %fetch_id, err = %e, \"reddit fetch auth rejected\");\n+                current_delay = (current_delay * 2).min(Duration::from_secs(60));\n+                notify(done, FetchJobResult::Failed(e));\n+            }\n             Err(e) => {\n                 tracing::warn!(item = %fetch_id, err = %e, \"reddit fetch failed\");\n                 current_delay = (current_delay * 2).min(Duration::from_secs(60));\n@@ -357,6 +372,60 @@ enum FetchOutcome {\n     Payload(Value),\n     NotFound,\n     RateLimited { reset_secs: u64 },\n+    /// Bearer rejected — caller should drop the cached token and retry once.\n+    AuthRejected { status: StatusCode, detail: String },\n+}\n+\n+async fn fetch_with_oauth(\n+    client: &Client,\n+    oauth_token_base: &str,\n+    oauth_api_base: &str,\n+    creds: &RedditCredentials,\n+    oauth: &mut Option<OAuthToken>,\n+    fetch_id: &ItemId,\n+    kind: FetchKind,\n+) -> Result<FetchOutcome, String> {\n+    for attempt in 0..2 {\n+        let force_refresh = attempt > 0;\n+        *oauth = Some(\n+            ensure_oauth_token(client, oauth_token_base, creds, oauth.take(), force_refresh)\n+                .await?,\n+        );\n+        let token = oauth\n+            .as_ref()\n+            .expect(\"token set above\")\n+            .access_token\n+            .clone();\n+\n+        tracing::debug!(\n+            item = %fetch_id,\n+            base = %oauth_api_base,\n+            attempt,\n+            \"reddit fetch using OAuth bearer\"\n+        );\n+\n+        let url = match kind {\n+            FetchKind::SelfEntity => map_item_to_reddit_api(fetch_id, oauth_api_base),\n+            FetchKind::Children => map_children_url(fetch_id, oauth_api_base),\n+        };\n+        match do_fetch(client, &url, fetch_id, Some(&token)).await? {\n+            FetchOutcome::AuthRejected { status, detail } if attempt == 0 => {\n+                tracing::warn!(\n+                    item = %fetch_id,\n+                    %status,\n+                    %detail,\n+                    \"reddit OAuth rejected; refreshing token and retrying\"\n+                );\n+                *oauth = None;\n+                continue;\n+            }\n+            FetchOutcome::AuthRejected { status, detail } => {\n+                return Err(format!(\"Reddit API {status}: {detail}\"));\n+            }\n+            other => return Ok(other),\n+        }\n+    }\n+    unreachable!(\"loop always returns\")\n }\n \n async fn ensure_oauth_token(\n@@ -364,35 +433,35 @@ async fn ensure_oauth_token(\n     oauth_base: &str,\n     creds: &RedditCredentials,\n     existing: Option<OAuthToken>,\n-) -> Option<OAuthToken> {\n-    if let Some(t) = existing {\n-        if Instant::now() < t.expires_at - Duration::from_secs(60) {\n-            tracing::debug!(\"reddit OAuth token still valid\");\n-            return Some(t);\n+    force_refresh: bool,\n+) -> Result<OAuthToken, String> {\n+    if !force_refresh {\n+        if let Some(t) = existing {\n+            if Instant::now() < t.expires_at - Duration::from_secs(60) {\n+                tracing::debug!(\"reddit OAuth token still valid\");\n+                return Ok(t);\n+            }\n         }\n     }\n \n     let url = format!(\"{}/api/v1/access_token\", oauth_base.trim_end_matches('/'));\n-    tracing::debug!(%url, \"reddit OAuth token request\");\n+    tracing::debug!(%url, force_refresh, \"reddit OAuth token request\");\n \n     let resp = client\n         .post(&url)\n         .basic_auth(&creds.client_id, Some(&creds.client_secret))\n         .form(&[(\"grant_type\", \"client_credentials\")])\n         .send()\n-        .await;\n-\n-    let resp = match resp {\n-        Ok(r) => r,\n-        Err(e) => {\n-            tracing::warn!(\"reddit OAuth token request failed: {e}\");\n-            return None;\n-        }\n-    };\n+        .await\n+        .map_err(|e| format!(\"Reddit OAuth token request failed: {e}\"))?;\n \n     if !resp.status().is_success() {\n-        tracing::warn!(\"reddit OAuth token HTTP {}\", resp.status());\n-        return None;\n+        let status = resp.status();\n+        let body = resp.text().await.unwrap_or_default();\n+        return Err(format!(\n+            \"Reddit OAuth token HTTP {status}: {}\",\n+            truncate_for_error(&body)\n+        ));\n     }\n \n     #[derive(Deserialize)]\n@@ -401,21 +470,40 @@ async fn ensure_oauth_token(\n         expires_in: u64,\n     }\n \n-    let body: TokenResponse = match resp.json().await {\n-        Ok(b) => b,\n-        Err(e) => {\n-            tracing::warn!(\"reddit OAuth token parse failed: {e}\");\n-            return None;\n-        }\n-    };\n+    let body: TokenResponse = resp\n+        .json()\n+        .await\n+        .map_err(|e| format!(\"Reddit OAuth token parse failed: {e}\"))?;\n \n-    tracing::debug!(expires_in = body.expires_in, \"reddit OAuth token acquired\");\n-    Some(OAuthToken {\n+    tracing::info!(expires_in = body.expires_in, \"reddit OAuth token acquired\");\n+    Ok(OAuthToken {\n         access_token: body.access_token,\n         expires_at: Instant::now() + Duration::from_secs(body.expires_in),\n     })\n }\n \n+fn truncate_for_error(body: &str) -> String {\n+    let compact: String = body.split_whitespace().collect::<Vec<_>>().join(\" \");\n+    if compact.is_empty() {\n+        return \"(empty body)\".into();\n+    }\n+    // Prefer the human-readable block message over dumping Reddit's CSS.\n+    if let Some(idx) = compact.find(\"You've been blocked\") {\n+        let slice: String = compact.chars().skip(idx).take(160).collect();\n+        return if compact.chars().count() > idx + 160 {\n+            format!(\"{slice}…\")\n+        } else {\n+            slice\n+        };\n+    }\n+    let chars: String = compact.chars().take(200).collect();\n+    if compact.chars().count() > 200 {\n+        format!(\"{chars}…\")\n+    } else {\n+        chars\n+    }\n+}\n+\n async fn do_fetch(\n     client: &Client,\n     url: &str,\n@@ -460,15 +548,16 @@ async fn do_fetch(\n \n     if !status.is_success() {\n         let body = resp.text().await.unwrap_or_default();\n+        let detail = truncate_for_error(&body);\n         tracing::debug!(\n             item = %id,\n             %status,\n             body_len = body.len(),\n-            body_prefix = %body.chars().take(240).collect::<String>(),\n+            %detail,\n             \"reddit non-success body\"\n         );\n         if status == StatusCode::FORBIDDEN || status == StatusCode::UNAUTHORIZED {\n-            return Err(format!(\"Reddit API {status}: {body}\"));\n+            return Ok(FetchOutcome::AuthRejected { status, detail });\n         }\n         return Ok(FetchOutcome::NotFound);\n     }\n@@ -716,6 +805,15 @@ fn reddit_direct_image_url(url: &str) -> bool {\n mod tests {\n     use super::*;\n \n+    #[test]\n+    fn truncate_error_prefers_block_message() {\n+        let html = r#\"<style>.x{color:red}</style><div>You've been blocked by network security. To continue, log in</div>\"#;\n+        let msg = truncate_for_error(html);\n+        assert!(msg.starts_with(\"You've been blocked\"));\n+        assert!(msg.len() < 200);\n+        assert!(!msg.contains(\".x{color\"));\n+    }\n+\n     #[test]\n     fn map_subreddit_about_url() {\n         let id = ItemId::from_url(\"https://reddit.com/r/rust\").unwrap();\n\n\nSide B — contributor: tommy-mor\nSide B — commit message:\n[8f6be6d0] Add copy button for garden rankings (markdown clipboard) (#168)\n\n* Add garden ranking markdown copy button via POST /ui\n\nIntroduce HtmlUiAction::CopyGardenRank that rebuilds the visible child\nranking and returns JsBuilder clipboard JS (fetch → eval), matching\nCopyThread. Place a copy control on garden ranking headings; clipboard\ntext is a concise markdown numbered list with unranked bullets.\n\nCo-authored-by: tommy <thmorriss@gmail.com>\n\n* Fix paren balance in garden ranking copy browser test\n\nCo-authored-by: tommy <thmorriss@gmail.com>\n\n---------\n\nCo-authored-by: Cursor Agent <cursoragent@cursor.com>\n\nSide B — unified diff (full patch):\ndiff --git a/agents.md b/agents.md\nindex 7d6fea5791f7c95677e17e8975a14df83f998fd6..1dc989e4b23071f2eef69f2479c9a1ca2bd04b32 100644\n--- a/agents.md\n+++ b/agents.md\n@@ -40,6 +40,8 @@ Strict **CSP** that blocks `eval` would break the current app. Other projects ma\n \n - **Non-morph `POST /ui` responses:** **`SetGardenPin`** returns **`303 See Other`** and **`Set-Cookie`** (same as **`POST /theme`**). Garden pin/unpin is a normal **`<form method=\"POST\" action=\"/ui\" data-navigate=\"full\">`** — browser navigation applies cookies reliably (see **`test/browser_garden_pin.clj`**). Each **`__rpc__`** payload includes **`form_action: \"/ui\"`**; **`post_ui_html`** rejects mismatches to bind tokens to the UI endpoint.\n \n+- **`CopyGardenRank`:** Browser copy control on garden ranking headings. Returns **`text/javascript`** via **`JsBuilder::clipboard_write_text_and_label_btn`** (same **`fetch` → `eval`** loop as **`CopyThread`**). Payload includes **`room`**, **`parent_path`**, **`depth`**, **`copy_btn_id`**, and optional **`external_hosts`** (for **`/-/`** host-root indexes). Clipboard text is a concise markdown numbered list of display paths (plus unranked bullets).\n+\n - **`VoteComparePost`:** On success returns **`text/javascript`** that **morphs** **`#vote-edge-history-region`** (recomputed **`<ul>`** — ratios match **`left`/`right`** query order, bullets, sorted by strength toward **`left`** then newer) and **`.vote-compare-nav`** (fresh next-pair link). The compare **`GET`** page uses **`layout_full_bleed_chromeless`** (no breadcrumbs, no **`#controls`**, no **`slug-pin-hud`**; **`view-vote-compare-fullscreen`** full-width **`body`**). **`__rpc__`** carries **`form_action: \"/ui\"`**; **`thread_tag`** and ratio fields come from the same form as **`$form`** holes. **Guests** on a shared pair see the compose UI with **`post vote`** as a link to **`/login?next=<pair path>`** (class **`vote-compare-login-cta`**); after OAuth / username selection they return to that matchup. An unauthenticated **`VoteComparePost`** (forged/stale form) still JS-redirects to the same **`/login?next=`** target.\n \n - **`ThreadGraduate` / `GraduateThread`:** Private-room forum threads with **Manage** can be published to the public site under the same tag. The writer replays non-redacted ingests into **`room: public`** (chronological order), then appends a durable **`ThreadGraduated`** marker. Graduated private threads show a banner linking to public **`/t/:tag`**, block further private posts, and cannot be graduated twice. CLI: **`npx slugsocial private <room> forum graduate <tag>`**; RPC: **`ThreadGraduate`**.\ndiff --git a/server/src/api/ui_html.rs b/server/src/api/ui_html.rs\nindex b4a0c9e87e462050bd52728e49e0d6781bf1cfc8..611956d0a46062b49ce350be176e4be139312ff0 100644\n--- a/server/src/api/ui_html.rs\n+++ b/server/src/api/ui_html.rs\n@@ -24,9 +24,9 @@ use crate::{\n         external_resolver_status_markup, fragment_new_thread_slot, login_to_post_hint_markup,\n         parse_html_ui_from_form, room_members_section_markup, thread_feed_html,\n         thread_feed_html_for_room, thread_feed_region_markup, thread_ui_collapse_redacted_post,\n-        thread_ui_copy_thread,\n-        thread_ui_expand_post_full, thread_ui_expand_redacted_post, ui_js_warn, user_can_post_room,\n-        user_can_view_room, HtmlUiAction, JsBuilder, ThreadNav,\n+        garden_ui_copy_rank, thread_ui_copy_thread, thread_ui_expand_post_full,\n+        thread_ui_expand_redacted_post, ui_js_warn, user_can_post_room, user_can_view_room,\n+        HtmlUiAction, JsBuilder, ThreadNav,\n     },\n     reducer::{scope_from_room_wire, ScopeId},\n     state::AppState,\n@@ -575,6 +575,25 @@ async fn dispatch_ui_action(\n             let viewer = session.map(|s| s.username.as_str());\n             thread_ui_copy_thread(state, &room, &thread_tag, &copy_btn_id, viewer).await\n         }\n+        HtmlUiAction::CopyGardenRank {\n+            room,\n+            parent_path,\n+            depth,\n+            copy_btn_id,\n+            external_hosts,\n+        } => {\n+            let viewer = session.map(|s| s.username.as_str());\n+            garden_ui_copy_rank(\n+                state,\n+                &room,\n+                &parent_path,\n+                depth,\n+                &copy_btn_id,\n+                external_hosts,\n+                viewer,\n+            )\n+            .await\n+        }\n         HtmlUiAction::GraduateThread { room, thread_tag } => {\n             let Some(session) = session else {\n                 return js_redirect(\"/login\").into_response();\ndiff --git a/server/src/html/garden/copy.rs b/server/src/html/garden/copy.rs\nnew file mode 100644\nindex 0000000000000000000000000000000000000000..271ea87c34c99e23ab1b0d8572632fdc41380b78\n--- /dev/null\n+++ b/server/src/html/garden/copy.rs\n@@ -0,0 +1,199 @@\n+//! Copy garden rankings to the clipboard as concise markdown (POST /ui + JsBuilder eval).\n+\n+use crate::form_template::template_json_compact;\n+use crate::html::forum::ThreadNav;\n+use crate::html::js_string_literal;\n+use crate::html::ui_action::HtmlUiAction;\n+use crate::html::{JsBuilder, ui_js_warn};\n+use crate::path_types::ItemId;\n+use crate::reducer::scope_from_room_wire;\n+use crate::scope_rank::{\n+    build_children_rankings, build_rankings_for_item_set, external_root_host_items,\n+    resolve_scope_recursive, ChildrenRankings,\n+};\n+use crate::state::AppState;\n+use maud::{html, Markup};\n+\n+use super::access::user_can_view_room;\n+use super::item::item_display_path;\n+use crate::reducer::{ContentState, ScopeId};\n+\n+const COPY_BTN_ID: &str = \"garden-rank-copy\";\n+\n+/// `POST /ui` + `__rpc__` from an inline button; response body is `eval`'d (same as forum copy).\n+fn garden_ui_fetch_onclick(rpc_compact_json: &str) -> String {\n+    format!(\n+        \"fetch('/ui',{{method:'POST',headers:{{'Content-Type':'application/x-www-form-urlencoded'}},body:new URLSearchParams({{__rpc__:{}}}).toString(),credentials:'same-origin'}}).then(r=>r.text()).then(eval);return false\",\n+        js_string_literal(rpc_compact_json)\n+    )\n+}\n+\n+/// Concise markdown for ranked child groups (numbered lists + unranked bullets).\n+pub(crate) fn format_garden_rank_markdown(rankings: &ChildrenRankings) -> String {\n+    let mut out = String::new();\n+    let multi = rankings.component_rankings.len() > 1;\n+    for (ci, comp) in rankings.component_rankings.iter().enumerate() {\n+        if ci > 0 {\n+            out.push('\\n');\n+        }\n+        if multi {\n+            out.push_str(&format!(\"### ordering {}\\n\\n\", ci + 1));\n+        }\n+        for (i, r) in comp.ranked.iter().enumerate() {\n+            out.push_str(&format!(\n+                \"{}. {}\\n\",\n+                i + 1,\n+                item_display_path(r.item.as_str())\n+            ));\n+        }\n+    }\n+    if !rankings.unranked_items.is_empty() {\n+        if !out.is_empty() {\n+            out.push('\\n');\n+        }\n+        for name in &rankings.unranked_items {\n+            out.push_str(&format!(\"- {}\\n\", item_display_path(name.as_str())));\n+        }\n+    }\n+    out\n+}\n+\n+fn rankings_for_copy(\n+    state_content: &crate::reducer::ContentState,\n+    parent_path: &str,\n+    depth: usize,\n+    external_hosts: bool,\n+) -> ChildrenRankings {\n+    if external_hosts {\n+        let hosts = external_root_host_items(state_content);\n+        return build_rankings_for_item_set(state_content, &hosts);\n+    }\n+    let parent = ItemId::parse(parent_path.trim())\n+        .unwrap_or_else(|| ItemId::ontology_root())\n+        .normalized_storage();\n+    let depth = depth.clamp(1, 5);\n+    if depth > 1 {\n+        let items = resolve_scope_recursive(state_content, &[parent.as_str().to_string()], depth);\n+        build_rankings_for_item_set(state_content, &items)\n+    } else {\n+        build_children_rankings(state_content, &parent)\n+    }\n+}\n+\n+pub(crate) async fn garden_ui_copy_rank(\n+    state: &AppState,\n+    room: &str,\n+    parent_path: &str,\n+    depth: usize,\n+    copy_btn_id: &str,\n+    external_hosts: bool,\n+    viewer: Option<&str>,\n+) -> axum::response::Response {\n+    let room = room.trim();\n+    let scope = scope_from_room_wire(room);\n+    if let ScopeId::Room(ref rid) = scope {\n+        let reduced = state.reduced.read().await;\n+        if !user_can_view_room(&reduced, rid, viewer) {\n+            return ui_js_warn(\"forbidden\");\n+        }\n+    }\n+\n+    let reduced = state.reduced.read().await;\n+    let empty = ContentState::default();\n+    let content = match &scope {\n+        ScopeId::Public => reduced.public(),\n+        ScopeId::Room(_) => reduced.content_for_scope(&scope).unwrap_or(&empty),\n+    };\n+    let rankings = rankings_for_copy(content, parent_path, depth, external_hosts);\n+    let text = format_garden_rank_markdown(&rankings);\n+    drop(reduced);\n+\n+    if text.is_empty() {\n+        return ui_js_warn(\"nothing to copy\");\n+    }\n+\n+    JsBuilder::new()\n+        .clipboard_write_text_and_label_btn(&text, copy_btn_id, \"copied\")\n+        .into_response()\n+}\n+\n+pub(super) fn garden_rank_copy_button_markup(\n+    nav: &ThreadNav,\n+    parent_path: &str,\n+    depth: usize,\n+    external_hosts: bool,\n+) -> Markup {\n+    let rpc = template_json_compact(&HtmlUiAction::CopyGardenRank {\n+        room: nav.room_wire.clone(),\n+        parent_path: parent_path.to_string(),\n+        depth,\n+        copy_btn_id: COPY_BTN_ID.to_string(),\n+        external_hosts,\n+    })\n+    .expect(\"CopyGardenRank serializes\");\n+    html! {\n+        button type=\"button\" id=(COPY_BTN_ID) class=\"post-nav-btn ont-rank-copy-btn\" title=\"Copy ranking as markdown\"\n+            onclick=(garden_ui_fetch_onclick(&rpc)) {\n+            \"copy\"\n+        }\n+    }\n+}\n+\n+#[cfg(test)]\n+mod tests {\n+    use super::*;\n+    use crate::path_types::ItemId;\n+    use crate::ranking::RankedItem;\n+    use crate::scope_rank::ScopedComponent;\n+\n+    #[test]\n+    fn markdown_single_component_and_unranked() {\n+        let rankings = ChildrenRankings {\n+            component_rankings: vec![ScopedComponent {\n+                pairs: 1,\n+                ranked: vec![\n+                    RankedItem {\n+                        item: ItemId::parse(\"~/a\").unwrap(),\n+                        score: 0.9,\n+                    },\n+                    RankedItem {\n+                        item: ItemId::parse(\"~/b\").unwrap(),\n+                        score: 0.1,\n+                    },\n+                ],\n+            }],\n+            unranked_items: vec![ItemId::parse(\"~/c\").unwrap()],\n+        };\n+        assert_eq!(\n+            format_garden_rank_markdown(&rankings),\n+            \"1. ~/a\\n2. ~/b\\n\\n- ~/c\\n\"\n+        );\n+    }\n+\n+    #[test]\n+    fn markdown_multi_component_headers() {\n+        let rankings = ChildrenRankings {\n+            component_rankings: vec![\n+                ScopedComponent {\n+                    pairs: 1,\n+                    ranked: vec![RankedItem {\n+                        item: ItemId::parse(\"~/a\").unwrap(),\n+                        score: 1.0,\n+                    }],\n+                },\n+                ScopedComponent {\n+                    pairs: 1,\n+                    ranked: vec![RankedItem {\n+                        item: ItemId::parse(\"~/b\").unwrap(),\n+                        score: 1.0,\n+                    }],\n+                },\n+            ],\n+            unranked_items: vec![],\n+        };\n+        assert_eq!(\n+            format_garden_rank_markdown(&rankings),\n+            \"### ordering 1\\n\\n1. ~/a\\n\\n### ordering 2\\n\\n1. ~/b\\n\"\n+        );\n+    }\n+}\ndiff --git a/server/src/html/garden/mod.rs b/server/src/html/garden/mod.rs\nindex ee8696727e5473fe1fa913b8a7b9f3cb9c32d12f..69012a2c1d069e47fa611d63d3bd2a329fd6255d 100644\n--- a/server/src/html/garden/mod.rs\n+++ b/server/src/html/garden/mod.rs\n@@ -2,6 +2,7 @@\n \n mod access;\n mod browse;\n+mod copy;\n mod external;\n mod item;\n mod item_page;\n@@ -13,6 +14,7 @@ mod vote;\n #[cfg(test)]\n mod tests;\n \n+pub(crate) use copy::garden_ui_copy_rank;\n pub(crate) use external::external_resolver_status_markup;\n pub(crate) use pin::{encode_pin_cookie_value, GARDEN_PIN_COOKIE};\n pub(crate) use vote::vote_compare_post_success_js;\ndiff --git a/server/src/html/garden/render.rs b/server/src/html/garden/render.rs\nindex ca546693ecb2bb9ae5fb370f02b860c943f604b9..eed80e807d77e6b4eeeb0c3f38d6372e91ad2852 100644\n--- a/server/src/html/garden/render.rs\n+++ b/server/src/html/garden/render.rs\n@@ -25,6 +25,7 @@ use crate::{\n use super::{\n     access::content_for_garden_view,\n     browse::{garden_layout_meta, scoped_bc_path_for, GardenBrowsePath},\n+    copy::garden_rank_copy_button_markup,\n     external::{external_frame_allowed, external_source_href, github_resolver_controls},\n     item::{child_depth_from_uri, item_code_label, item_display_path, item_href},\n     item_page::{build_item_page_view_model, sibling_nav_markup},\n@@ -196,6 +197,15 @@ pub(super) async fn render_scope_view(\n                         \" \"\n                         span class=\"muted\" { (format!(\"(depth {})\", model.child_depth)) }\n                     }\n+                    @if total_children > 0 {\n+                        \" \"\n+                        (garden_rank_copy_button_markup(\n+                            &nav,\n+                            &item_display_path(&model.item),\n+                            model.child_depth,\n+                            false,\n+                        ))\n+                    }\n                     @if total_children >= 2 {\n                         \" \"\n                         a class=\"ont-vote-children-btn\" href=(vote_pool_href(&nav, &model.item)) {\ndiff --git a/server/src/html/garden/routes.rs b/server/src/html/garden/routes.rs\nindex 8a0499576d9093dbac0fffa1cf2ed88187e14acb..31b61355b1ec75645d405e16ab6abf8205c66380 100644\n--- a/server/src/html/garden/routes.rs\n+++ b/server/src/html/garden/routes.rs\n@@ -28,6 +28,7 @@ use crate::{\n use super::{\n     access::{content_for_garden_view, room_not_found_page, room_scope_has_garden_content, user_can_view_room},\n     browse::{GardenBrowsePath, scoped_bc_path_external},\n+    copy::garden_rank_copy_button_markup,\n     item::{item_display_path, item_href},\n     render::render_scope_view,\n };\n@@ -52,7 +53,13 @@ pub async fn garden_index(\n         html! {\n             @let root_path = OntologyPath::root();\n             nav class=\"breadcrumb\" { (bc_path(&root_path)) }\n-            h2 { \"paths\" }\n+            h2 {\n+                \"paths\"\n+                @if !(child_rankings.component_rankings.is_empty() && child_rankings.unranked_items.is_empty()) {\n+                    \" \"\n+                    (garden_rank_copy_button_markup(&nav, \"~/\", 1, false))\n+                }\n+            }\n             @if child_rankings.component_rankings.is_empty() && child_rankings.unranked_items.is_empty() {\n                 p class=\"muted\" { \"no items yet\" }\n             } @else {\n@@ -137,7 +144,13 @@ pub async fn external_garden_index(\n         \"view-ontology view-ontology-light\",\n         html! {\n             nav class=\"breadcrumb\" { (bc_path_external(&ext_path)) }\n-            h2 { \"external paths\" }\n+            h2 {\n+                \"external paths\"\n+                @if !(child_rankings.component_rankings.is_empty() && child_rankings.unranked_items.is_empty()) {\n+                    \" \"\n+                    (garden_rank_copy_button_markup(&nav, \"\", 1, true))\n+                }\n+            }\n             p class=\"muted\" { \"Items outside slug.social use the \" code { \"-/\" } \" prefix followed by the full \" code { \"https://…\" } \" URL (legacy \" code { \"-/host/path\" } \" still works).\" }\n             @if child_rankings.component_rankings.is_empty() && child_rankings.unranked_items.is_empty() {\n                 p class=\"muted\" { \"no external items indexed yet\" }\n@@ -272,7 +285,13 @@ pub async fn room_external_garden_index(\n         \"view-ontology view-ontology-light\",\n         html! {\n             nav class=\"breadcrumb\" { (scoped_bc_path_external(&ext_path, &nav)) }\n-            h2 { \"external paths\" }\n+            h2 {\n+                \"external paths\"\n+                @if !(child_rankings.component_rankings.is_empty() && child_rankings.unranked_items.is_empty()) {\n+                    \" \"\n+                    (garden_rank_copy_button_markup(&nav, \"\", 1, true))\n+                }\n+            }\n             @if child_rankings.component_rankings.is_empty() && child_rankings.unranked_items.is_empty() {\n                 p class=\"muted\" { \"no external items indexed yet\" }\n             } @else {\ndiff --git a/server/src/html/mod.rs b/server/src/html/mod.rs\nindex d7014fc7f934e5b0c7fb47ebf00cb4ef50d306c2..645d54f2e117ba901e02ed958ada6ff69a78ae34 100644\n--- a/server/src/html/mod.rs\n+++ b/server/src/html/mod.rs\n@@ -37,8 +37,8 @@ pub(crate) use forum::{\n     user_can_post_room, user_can_view_room,\n };\n pub(crate) use garden::{\n-    encode_pin_cookie_value, external_resolver_status_markup, vote_compare_post_success_js,\n-    GARDEN_PIN_COOKIE,\n+    encode_pin_cookie_value, external_resolver_status_markup, garden_ui_copy_rank,\n+    vote_compare_post_success_js, GARDEN_PIN_COOKIE,\n };\n pub use garden::{\n     external_garden_index, external_ontology_path, garden_index, ontology_path,\ndiff --git a/server/src/html/ui_action.rs b/server/src/html/ui_action.rs\nindex 5cf3168fb74e7654215cd9ff8942c6ed63fd0002..7dc3db062954370b5504fc311c0ab24bab569f80 100644\n--- a/server/src/html/ui_action.rs\n+++ b/server/src/html/ui_action.rs\n@@ -118,6 +118,18 @@ pub enum HtmlUiAction {\n         thread_tag: String,\n         copy_btn_id: String,\n     },\n+    /// Copy garden child ranking as a concise markdown list to the clipboard.\n+    CopyGardenRank {\n+        room: String,\n+        /// Parent item path (storage or display). Ignored when `external_hosts` is true.\n+        parent_path: String,\n+        #[serde(default = \"default_garden_rank_depth\")]\n+        depth: usize,\n+        copy_btn_id: String,\n+        /// When true, copy rankings for external host roots (`/-/` index), not parent children.\n+        #[serde(default)]\n+        external_hosts: bool,\n+    },\n     /// Publish a private-room thread to the public forum (Manage only).\n     GraduateThread {\n         room: String,\n@@ -125,6 +137,10 @@ pub enum HtmlUiAction {\n     },\n }\n \n+fn default_garden_rank_depth() -> usize {\n+    1\n+}\n+\n #[derive(Debug, Error)]\n pub enum HtmlUiParseError {\n     #[error(\"missing __rpc__ field\")]\n@@ -272,4 +288,57 @@ mod tests {\n             }\n         );\n     }\n+\n+    #[test]\n+    fn copy_garden_rank_round_trip() {\n+        let template = serde_json::json!({\n+            \"action\": \"copy_garden_rank\",\n+            \"room\": \"public\",\n+            \"parent_path\": \"~/topic\",\n+            \"depth\": 2,\n+            \"copy_btn_id\": \"garden-rank-copy\",\n+        });\n+        let mut form = HashMap::new();\n+        form.insert(\n+            UI_RPC_FIELD.to_string(),\n+            serde_json::to_string(&template).unwrap(),\n+        );\n+        let a = parse_html_ui_from_form(&form).unwrap();\n+        assert_eq!(\n+            a,\n+            HtmlUiAction::CopyGardenRank {\n+                room: \"public\".into(),\n+                parent_path: \"~/topic\".into(),\n+                depth: 2,\n+                copy_btn_id: \"garden-rank-copy\".into(),\n+                external_hosts: false,\n+            }\n+        );\n+    }\n+\n+    #[test]\n+    fn copy_garden_rank_defaults_depth_and_external_hosts() {\n+        let template = serde_json::json!({\n+            \"action\": \"copy_garden_rank\",\n+            \"room\": \"public\",\n+            \"parent_path\": \"~/\",\n+            \"copy_btn_id\": \"garden-rank-copy\",\n+        });\n+        let mut form = HashMap::new();\n+        form.insert(\n+            UI_RPC_FIELD.to_string(),\n+            serde_json::to_string(&template).unwrap(),\n+        );\n+        let a = parse_html_ui_from_form(&form).unwrap();\n+        assert_eq!(\n+            a,\n+            HtmlUiAction::CopyGardenRank {\n+                room: \"public\".into(),\n+                parent_path: \"~/\".into(),\n+                depth: 1,\n+                copy_btn_id: \"garden-rank-copy\".into(),\n+                external_hosts: false,\n+            }\n+        );\n+    }\n }\ndiff --git a/server/tests/integration_ui.rs b/server/tests/integration_ui.rs\nindex d242abff5769cc704b3c8070d7456e5788c31a45..6b1475b773106a2dd3f326475c9fb4cc727f6b4b 100644\n--- a/server/tests/integration_ui.rs\n+++ b/server/tests/integration_ui.rs\n@@ -490,3 +490,71 @@ async fn test_vote_compare_post_rejects_over_max_ratio() {\n     );\n }\n \n+#[tokio::test]\n+async fn test_copy_garden_rank_returns_clipboard_js_with_markdown() {\n+    let (addr, _tmp, _log, _handle) = create_test_server().await;\n+    let client = reqwest::Client::new();\n+    let bearer = test_bearer();\n+\n+    let seed = rpc_batch(\n+        &client,\n+        addr,\n+        Some(&bearer),\n+        serde_json::json!([{\n+            \"Post\": {\n+                \"room\": \"public\",\n+                \"thread_tag\": \"copy-rank-ui\",\n+                \"text\": \"# copy-rank-ui\\n\\n~/copy-a {a}\\n~/copy-b {b}\\n~/copy-c {c}\\n{vote}\\n~/copy-a 2:1 ~/copy-b\\n\",\n+                \"return_rank_diff\": false\n+            }\n+        }]),\n+    )\n+    .await;\n+    assert_eq!(seed[\"results\"][0][\"ok\"], true, \"seed: {:?}\", seed);\n+\n+    let page = client\n+        .get(format!(\"http://{addr}/~\"))\n+        .send()\n+        .await\n+        .unwrap();\n+    assert!(page.status().is_success());\n+    let html = page.text().await.unwrap();\n+    assert!(\n+        html.contains(\"id=\\\"garden-rank-copy\\\"\") && html.contains(\"copy_garden_rank\"),\n+        \"garden index should include copy button + action payload\"\n+    );\n+\n+    let rpc = serde_json::json!({\n+        \"action\": \"copy_garden_rank\",\n+        \"room\": \"public\",\n+        \"parent_path\": \"~/\",\n+        \"depth\": 1,\n+        \"copy_btn_id\": \"garden-rank-copy\",\n+    })\n+    .to_string();\n+    let resp = client\n+        .post(format!(\"http://{addr}/ui\"))\n+        .header(\"Authorization\", format!(\"Bearer {bearer}\"))\n+        .form(&[(\"__rpc__\", rpc.as_str())])\n+        .send()\n+        .await\n+        .unwrap();\n+    assert_eq!(resp.status(), reqwest::StatusCode::OK);\n+    assert_eq!(\n+        resp.headers()\n+            .get(reqwest::header::CONTENT_TYPE)\n+            .and_then(|v| v.to_str().ok()),\n+        Some(\"text/javascript; charset=utf-8\")\n+    );\n+    let js = resp.text().await.unwrap();\n+    assert!(\n+        js.contains(\"navigator.clipboard.writeText\") && js.contains(\"garden-rank-copy\"),\n+        \"expected clipboard JsBuilder snippet, got: {js}\"\n+    );\n+    assert!(\n+        js.contains(\"1. ~/copy-a\") && js.contains(\"2. ~/copy-b\") && js.contains(\"- ~/copy-c\"),\n+        \"expected concise markdown ranking in clipboard payload, got: {js}\"\n+    );\n+    assert!(js.contains(\"\\\"copied\\\"\"), \"expected button label flip to copied\");\n+}\n+\ndiff --git a/test/browser_public_garden.clj b/test/browser_public_garden.clj\nindex 5dd49f1f70c870e25a2a9f5348f0bdb85647e897..8ceb532c664f9fc3d6f66a451e5ea5eaa1671007 100644\n--- a/test/browser_public_garden.clj\n+++ b/test/browser_public_garden.clj\n@@ -73,6 +73,7 @@\n        (core/with-playwright [pw]\n          (core/with-browser [browser (core/launch-chromium pw {:headless true :channel \"chrome\"})]\n            (core/with-context [ctx (core/new-context browser)]\n+             (core/context-grant-permissions! ctx [\"clipboard-read\" \"clipboard-write\"])\n              (core/with-page [pg (core/new-page-from-context ctx)]\n                (page/navigate pg (str base-url \"/login\"))\n                (is (wait-for-text pg \"body\" \"@alice\" 15000) \"alice session after login\")\n@@ -84,7 +85,12 @@\n                (is (wait-for-text pg \"body\" \"~/br-pub-b\" 10000) \"ranked list shows ~/br-pub-b\")\n                (is (wait-for-text pg \"body\" \"unranked\" 10000) \"unranked section present\")\n                (is (wait-for-text pg \"body\" \"~/br-pub-c\" 10000)\n-                   \"unranked list shows ~/br-pub-c\"))))))\n+                   \"unranked list shows ~/br-pub-c\")\n+               (is (wait-for-text pg \"#garden-rank-copy\" \"copy\" 5000)\n+                   \"garden ranking copy button visible\")\n+               (locator/click (page/locator pg \"#garden-rank-copy\"))\n+               (is (wait-for-text pg \"#garden-rank-copy\" \"copied\" 10000)\n+                   \"copy button flips to copied after POST /ui eval\"))))))\n \n      (finally\n        (when-some [s @!server] (common/kill-server s))\n","role":"user"}],"model":"openai/gpt-chat-latest"}