{"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[674964ef] refactor: Deref for href newtypes, CanonicalItemUrl through resolve_item\n\n- Implement Deref<Target=str> for GardenItemUrl, ForumThreadUrl, TildeOntologyPath\n- resolve_item returns CanonicalItemUrl; validate uses HashSet<CanonicalItemUrl>\n- compute_scope_rank_changes keys are CanonicalItemUrl; pair RPC uses Vec pool\n- pick_random_distinct_canonical; connectivity stats on &[CanonicalItemUrl]\n- Global rank unranked uses stored ids before GardenItemUrl mapping\n\nMade-with: Cursor\n\nSide A — unified diff (full patch):\ndiff --git a/server/src/api/helpers.rs b/server/src/api/helpers.rs\nindex 03b3e77911ccd662bec8635345dafe2593cf242e..1b291db83df7364a026f2e147e0a29a70a399371 100644\n--- a/server/src/api/helpers.rs\n+++ b/server/src/api/helpers.rs\n@@ -30,13 +30,13 @@ pub fn now_ms() -> i64 {\n     t.as_millis() as i64\n }\n \n-/// Resolve an item path as a first-class canonical path.\n-pub fn resolve_item(item: &str) -> Result<String, String> {\n+/// Resolve DSL/user input to a stored canonical item id.\n+pub fn resolve_item(item: &str) -> Result<CanonicalItemUrl, String> {\n     let canonical = canonicalize_item(item);\n     if canonical.is_empty() {\n         return Err(format!(\"empty item path: `{}`\", item));\n     }\n-    Ok(canonical)\n+    Ok(CanonicalItemUrl(canonical))\n }\n \n pub fn parse_parent_specs(parent: Option<&String>) -> Vec<String> {\n@@ -94,7 +94,7 @@ pub fn paginate_rankings(\n     (out_components, out_unranked)\n }\n \n-pub fn pick_random_distinct(items: &[String]) -> Option<(String, String)> {\n+pub fn pick_random_distinct_canonical(items: &[CanonicalItemUrl]) -> Option<(CanonicalItemUrl, CanonicalItemUrl)> {\n     use rand::seq::SliceRandom;\n     if items.len() < 2 {\n         return None;\n@@ -123,15 +123,12 @@ pub fn is_pair_voted(group: &crate::reducer::GroupState, a: &str, b: &str) -> bo\n     group.voted_pairs.contains(&(i, j))\n }\n \n-pub fn compute_connectivity_stats(group: &crate::reducer::GroupState, pool: &[String]) -> ConnectivityStats {\n+pub fn compute_connectivity_stats(group: &crate::reducer::GroupState, pool: &[CanonicalItemUrl]) -> ConnectivityStats {\n     let n = pool.len();\n \n     let global_idxs: Vec<Option<usize>> = pool\n         .iter()\n-        .map(|it| {\n-            let key = CanonicalItemUrl(it.clone());\n-            group.item_to_idx.get(&key).copied()\n-        })\n+        .map(|it| group.item_to_idx.get(it).copied())\n         .collect();\n     let present: Vec<usize> = global_idxs.iter().filter_map(|x| *x).collect();\n \ndiff --git a/server/src/api/mod.rs b/server/src/api/mod.rs\nindex cf22cb0129366c3aed031bc86f3197a4321cb806..a10ce662105cff8fad949c6b83f7035ce79bed18 100644\n--- a/server/src/api/mod.rs\n+++ b/server/src/api/mod.rs\n@@ -24,7 +24,7 @@ pub use auth::{\n \n pub use helpers::{\n     api_error, compute_connectivity_stats, is_pair_voted, now_ms, paginate_rankings,\n-    parse_parent_specs, pick_random_distinct, resolve_item, sha256_hex, vote_touches_path,\n+    parse_parent_specs, pick_random_distinct_canonical, resolve_item, sha256_hex, vote_touches_path,\n };\n \n pub use rpc::handle_rpc_batch;\ndiff --git a/server/src/api/rpc.rs b/server/src/api/rpc.rs\nindex 5f7d50188f1381267402f2e57e671234ef5db2fd..de0955d0887d32740e1fd18365205c5bdb53c247 100644\n--- a/server/src/api/rpc.rs\n+++ b/server/src/api/rpc.rs\n@@ -29,7 +29,7 @@ use crate::{\n use super::auth::verify_bearer_principal;\n use super::helpers::{\n     compute_connectivity_stats, is_pair_voted, now_ms, paginate_rankings, parse_parent_specs,\n-    pick_random_distinct, resolve_item, vote_touches_path,\n+    pick_random_distinct_canonical, resolve_item, vote_touches_path,\n };\n use super::validate::{normalize_room_and_thread, validate_ingest_document};\n \n@@ -146,21 +146,21 @@ fn authorize_room_read(reduced: &ReducerState, headers: &HeaderMap, room: &str)\n }\n \n fn compute_scope_rank_changes(\n-    parent: &str,\n+    parent: &CanonicalItemUrl,\n     before: &crate::scope_rank::ChildrenRankings,\n     after: &crate::scope_rank::ChildrenRankings,\n     room_wire: &str,\n ) -> Option<ScopeRankChanges> {\n-    fn build_positions(rankings: &crate::scope_rank::ChildrenRankings) -> HashMap<String, Option<RankPosition>> {\n+    fn build_positions(rankings: &crate::scope_rank::ChildrenRankings) -> HashMap<CanonicalItemUrl, Option<RankPosition>> {\n         let mut map = HashMap::new();\n         for comp in &rankings.component_rankings {\n             let total = comp.ranked.len();\n             for (i, item) in comp.ranked.iter().enumerate() {\n-                map.insert(item.item.as_str().to_string(), Some(RankPosition { rank: i + 1, of: total }));\n+                map.insert(item.item.clone(), Some(RankPosition { rank: i + 1, of: total }));\n             }\n         }\n         for item in &rankings.unranked_items {\n-            map.insert(item.as_str().to_string(), None);\n+            map.insert(item.clone(), None);\n         }\n         map\n     }\n@@ -168,7 +168,7 @@ fn compute_scope_rank_changes(\n     let before_pos = build_positions(before);\n     let after_pos = build_positions(after);\n \n-    let all_items: std::collections::BTreeSet<String> = before_pos.keys().cloned()\n+    let all_items: std::collections::BTreeSet<CanonicalItemUrl> = before_pos.keys().cloned()\n         .chain(after_pos.keys().cloned())\n         .collect();\n \n@@ -184,7 +184,7 @@ fn compute_scope_rank_changes(\n         };\n         if changed {\n             changes.push(RankChange {\n-                item: GardenItemUrl::from_storage_str(&item, room_wire),\n+                item: GardenItemUrl::from_stored(&item, room_wire),\n                 before: b,\n                 after: a,\n             });\n@@ -203,11 +203,7 @@ fn compute_scope_rank_changes(\n     });\n \n     Some(ScopeRankChanges {\n-        parent: if parent.is_empty() {\n-            \"/\".to_string()\n-        } else {\n-            GardenItemUrl::from_storage_str(parent, room_wire).into_inner()\n-        },\n+        parent: GardenItemUrl::from_stored(parent, room_wire).into_inner(),\n         changes,\n     })\n }\n@@ -473,8 +469,8 @@ async fn rpc_post(\n         for s in &v.doc.statements {\n             if let dsl::Stmt::Vote { item1, item2, .. } = s {\n                 if let (Ok(a), Ok(b)) = (resolve_item(item1), resolve_item(item2)) {\n-                    if let Some(p) = CanonicalItemUrl::parse(&a).and_then(|c| c.parent()) { parents.insert(p); }\n-                    if let Some(p) = CanonicalItemUrl::parse(&b).and_then(|c| c.parent()) { parents.insert(p); }\n+                    if let Some(p) = a.parent() { parents.insert(p); }\n+                    if let Some(p) = b.parent() { parents.insert(p); }\n                 }\n             }\n         }\n@@ -525,7 +521,7 @@ async fn rpc_post(\n             .filter_map(|p| {\n                 let before = pre_rankings.get(p)?;\n                 let after = crate::scope_rank::build_children_rankings(content, p);\n-                compute_scope_rank_changes(p.as_str(), before, &after, &room_key)\n+                compute_scope_rank_changes(p, before, &after, &room_key)\n             })\n             .collect();\n         if v.is_empty() { None } else { Some(v) }\n@@ -638,8 +634,8 @@ async fn rpc_check(\n         for s in &v.doc.statements {\n             if let dsl::Stmt::Vote { item1, item2, .. } = s {\n                 if let (Ok(a), Ok(b)) = (resolve_item(item1), resolve_item(item2)) {\n-                    if let Some(p) = CanonicalItemUrl::parse(&a).and_then(|c| c.parent()) { parents.insert(p); }\n-                    if let Some(p) = CanonicalItemUrl::parse(&b).and_then(|c| c.parent()) { parents.insert(p); }\n+                    if let Some(p) = a.parent() { parents.insert(p); }\n+                    if let Some(p) = b.parent() { parents.insert(p); }\n                 }\n             }\n         }\n@@ -961,7 +957,7 @@ fn rpc_search(reduced: &ReducerState, q: &str, limit: usize, principal: Option<&\n async fn rpc_get_pair(state: &AppState, room: String, parent_path: String) -> Result<RpcResult, RpcErr> {\n     let scope = scope_from_room_wire(&room);\n     let reduced_arc = state.reduced.clone();\n-    let pool: Vec<String> = {\n+    let pool: Vec<CanonicalItemUrl> = {\n         let reduced = reduced_arc.read().await;\n         let content = content_for_room(&reduced, &room);\n         let tmp = if parent_path.trim().is_empty() {\n@@ -970,12 +966,11 @@ async fn rpc_get_pair(state: &AppState, room: String, parent_path: String) -> Re\n             Some(parent_path.clone())\n         };\n         let specs = parse_parent_specs(tmp.as_ref());\n-        let raw_pool: Vec<CanonicalItemUrl> = if specs.is_empty() {\n+        if specs.is_empty() {\n             content.ranking_group.idx_to_item.clone()\n         } else {\n             crate::scope_rank::resolve_scope(content, &specs)\n-        };\n-        raw_pool.into_iter().map(|it| it.0).collect()\n+        }\n     };\n     if pool.len() < 2 {\n         return Err((\n@@ -983,31 +978,30 @@ async fn rpc_get_pair(state: &AppState, room: String, parent_path: String) -> Re\n             Some(\"add items via ingest\".into()),\n         ));\n     }\n-    let selected: Option<(String, String)> = {\n+    let selected: Option<(CanonicalItemUrl, CanonicalItemUrl)> = {\n         let mut reduced = reduced_arc.write().await;\n         let content = reduced.content.entry(scope.clone()).or_default();\n         let group = &mut content.ranking_group;\n         if group.idx_to_item.is_empty() {\n-            pick_random_distinct(&pool)\n+            pick_random_distinct_canonical(&pool)\n         } else {\n             let mut rng = rand::thread_rng();\n-            let idxs: Vec<usize> = pool.iter()\n-                .filter_map(|it| {\n-                    let key = CanonicalItemUrl(it.clone());\n-                    group.item_to_idx.get(&key).copied()\n-                })\n+            let idxs: Vec<usize> = pool\n+                .iter()\n+                .filter_map(|it| group.item_to_idx.get(it).copied())\n                 .collect();\n             let ranked = ranked_items_subset(group, &idxs, 10000, 1e-8);\n-            let ranked_set: HashSet<String> = ranked.iter().map(|r| r.item.as_str().to_string()).collect();\n-            let unsorted: Vec<String> = pool.iter()\n+            let ranked_set: HashSet<CanonicalItemUrl> = ranked.iter().map(|r| r.item.clone()).collect();\n+            let unsorted: Vec<CanonicalItemUrl> = pool\n+                .iter()\n                 .filter(|it| !ranked_set.contains(*it))\n                 .cloned()\n                 .collect();\n-            let mut pick: Option<(String, String)> = None;\n+            let mut pick: Option<(CanonicalItemUrl, CanonicalItemUrl)> = None;\n             if !unsorted.is_empty() {\n                 if let Some(left) = unsorted.choose(&mut rng).cloned() {\n-                    let mut candidates: Vec<String> = if !ranked.is_empty() {\n-                        ranked.iter().map(|r| r.item.as_str().to_string()).collect()\n+                    let mut candidates: Vec<CanonicalItemUrl> = if !ranked.is_empty() {\n+                        ranked.iter().map(|r| r.item.clone()).collect()\n                     } else {\n                         pool.clone()\n                     };\n@@ -1021,21 +1015,21 @@ async fn rpc_get_pair(state: &AppState, room: String, parent_path: String) -> Re\n                     let a = ranked[i].item.as_str();\n                     let b = ranked[i + 1].item.as_str();\n                     if a != b && !is_pair_voted(group, a, b) {\n-                        pick = Some((a.to_string(), b.to_string()));\n+                        pick = Some((ranked[i].item.clone(), ranked[i + 1].item.clone()));\n                         break;\n                     }\n                 }\n                 if pick.is_none() {\n                     for _ in 0..64 {\n                         let (Some(a), Some(b)) = (pool.choose(&mut rng).cloned(), pool.choose(&mut rng).cloned()) else { break; };\n-                        if a != b && !is_pair_voted(group, &a, &b) {\n+                        if a != b && !is_pair_voted(group, a.as_str(), b.as_str()) {\n                             pick = Some((a, b));\n                             break;\n                         }\n                     }\n                 }\n             }\n-            pick.or_else(|| pick_random_distinct(&pool))\n+            pick.or_else(|| pick_random_distinct_canonical(&pool))\n         }\n     };\n     let Some((left, right)) = selected else {\n@@ -1043,8 +1037,8 @@ async fn rpc_get_pair(state: &AppState, room: String, parent_path: String) -> Re\n     };\n     let reduced = reduced_arc.read().await;\n     let content = content_for_room(&reduced, &room);\n-    let left_key = CanonicalItemUrl(left.clone());\n-    let right_key = CanonicalItemUrl(right.clone());\n+    let left_key = left.clone();\n+    let right_key = right.clone();\n     let lb = content.item_bodies.get(&left_key).cloned();\n     let rb = content.item_bodies.get(&right_key).cloned();\n     let th: Vec<String> = content\n@@ -1058,8 +1052,8 @@ async fn rpc_get_pair(state: &AppState, room: String, parent_path: String) -> Re\n         .collect();\n     let cs = compute_connectivity_stats(&content.ranking_group, &pool);\n     Ok(RpcResult::Pair(PairResponse {\n-        left: GardenItemUrl::from_storage_str(&left, &room),\n-        right: GardenItemUrl::from_storage_str(&right, &room),\n+        left: GardenItemUrl::from_stored(&left, &room),\n+        right: GardenItemUrl::from_stored(&right, &room),\n         left_body: lb,\n         right_body: rb,\n         threads: th,\n@@ -1554,7 +1548,7 @@ pub async fn handle_rpc_batch(\n                     for r in items {\n                         let pct = want_percent.then(|| ((r.score - bot) / range * 100.0).clamp(0.0, 100.0));\n                         ranked.push(RankRow {\n-                            item: GardenItemUrl::from_storage_str(r.item.as_str(), &room),\n+                            item: GardenItemUrl::from_stored(&r.item, &room),\n                             score: r.score,\n                             percent: pct,\n                         });\n@@ -1562,11 +1556,11 @@ pub async fn handle_rpc_batch(\n                 }\n \n                 let ranked_total = ranked.len();\n-                let mut unranked: Vec<String> = content\n+                let mut unranked: Vec<CanonicalItemUrl> = content\n                     .items\n                     .iter()\n                     .filter(|it| !group.item_to_idx.contains_key(*it))\n-                    .map(|it| it.as_str().to_string())\n+                    .cloned()\n                     .collect();\n                 unranked.sort();\n                 let unranked_total = unranked.len();\n@@ -1574,7 +1568,7 @@ pub async fn handle_rpc_batch(\n                 let page: Vec<RankRow> = ranked\n                     .into_iter()\n                     .chain(unranked.into_iter().map(|it| RankRow {\n-                        item: GardenItemUrl::from_storage_str(&it, &room),\n+                        item: GardenItemUrl::from_stored(&it, &room),\n                         score: 0.0,\n                         percent: want_percent.then_some(0.0),\n                     }))\n@@ -1722,7 +1716,7 @@ pub async fn handle_rpc_batch(\n                     .filter(|p| !parents.contains(p.as_str()))\n                     .map(|p| GardenItemUrl::from_stored(p, &room))\n                     .collect();\n-                paths.sort_by(|a, b| a.as_str().cmp(b.as_str()));\n+                paths.sort();\n                 line_ok(RpcResult::Leaves(LeavesResponse { paths }))\n                 }\n             },\ndiff --git a/server/src/api/validate.rs b/server/src/api/validate.rs\nindex a51c783ee9785569b5a44c0b1572471fe00d174b..3c7aa80fd485cf247231fe5c5c7e6fea62f22534 100644\n--- a/server/src/api/validate.rs\n+++ b/server/src/api/validate.rs\n@@ -52,7 +52,7 @@ pub fn validate_ingest_document(\n     };\n \n     let ts = super::helpers::now_ms();\n-    let mut defined_in_doc: HashSet<String> = HashSet::new();\n+    let mut defined_in_doc: HashSet<CanonicalItemUrl> = HashSet::new();\n \n     for s in &doc.statements {\n         match s {\n@@ -66,14 +66,14 @@ pub fn validate_ingest_document(\n                 let Some(body_text) = body else {\n                     return Err((\n                         StatusCode::BAD_REQUEST,\n-                        format!(\"item missing body: {}\", GardenItemUrl::from_storage_str(&item, room_wire)),\n+                        format!(\"item missing body: {}\", GardenItemUrl::from_stored(&item, room_wire)),\n                         Some(\"items must be declared with bodies, e.g. `~/path/item { ... }`\".to_string()),\n                     ));\n                 };\n                 if body_text.trim().is_empty() {\n                     return Err((\n                         StatusCode::BAD_REQUEST,\n-                        format!(\"item body is empty: {}\", GardenItemUrl::from_storage_str(&item, room_wire)),\n+                        format!(\"item body is empty: {}\", GardenItemUrl::from_stored(&item, room_wire)),\n                         Some(\"write at least one sentence inside `{ ... }`\".to_string()),\n                     ));\n                 }\n@@ -102,11 +102,8 @@ pub fn validate_ingest_document(\n                 };\n                 let missing: Vec<String> = [&a, &b]\n                     .into_iter()\n-                    .filter(|it| {\n-                        let key = CanonicalItemUrl((*it).clone());\n-                        !defined_in_doc.contains(*it) && !item_exists(&key)\n-                    })\n-                    .map(|it| GardenItemUrl::from_storage_str(it, room_wire).into_inner())\n+                    .filter(|it| !defined_in_doc.contains(*it) && !item_exists(it))\n+                    .map(|it| GardenItemUrl::from_stored(it, room_wire).into_inner())\n                     .collect();\n                 if !missing.is_empty() {\n                     return Err((\n@@ -120,11 +117,8 @@ pub fn validate_ingest_document(\n                 }\n                 let missing_body: Vec<String> = [&a, &b]\n                     .into_iter()\n-                    .filter(|it| {\n-                        let key = CanonicalItemUrl((*it).clone());\n-                        !defined_in_doc.contains(*it) && !body_exists(&key)\n-                    })\n-                    .map(|it| GardenItemUrl::from_storage_str(it, room_wire).into_inner())\n+                    .filter(|it| !defined_in_doc.contains(*it) && !body_exists(it))\n+                    .map(|it| GardenItemUrl::from_stored(it, room_wire).into_inner())\n                     .collect();\n                 if !missing_body.is_empty() {\n                     return Err((\ndiff --git a/server/src/html/editor.rs b/server/src/html/editor.rs\nindex ecdd226b1b17d5f11d1b79f99add5759ef918281..26d648d7c8d6e5d53ce5ed7a051b44856fca2fcf 100644\n--- a/server/src/html/editor.rs\n+++ b/server/src/html/editor.rs\n@@ -130,8 +130,8 @@ pub async fn editor_check(\n                 for s in &v.doc.statements {\n                     if let crate::dsl::Stmt::Vote { item1, item2, .. } = s {\n                         if let (Ok(a), Ok(b)) = (resolve_item(item1), resolve_item(item2)) {\n-                            if let Some(p) = crate::path_types::CanonicalItemUrl::parse(&a).and_then(|c| c.parent()) { parents.insert(p); }\n-                            if let Some(p) = crate::path_types::CanonicalItemUrl::parse(&b).and_then(|c| c.parent()) { parents.insert(p); }\n+                            if let Some(p) = a.parent() { parents.insert(p); }\n+                            if let Some(p) = b.parent() { parents.insert(p); }\n                         }\n                     }\n                 }\ndiff --git a/types/src/paths.rs b/types/src/paths.rs\nindex 2950a7502255927583fbacdfd2adb700f0b0c221..839684dfa0ecdd6c2572e2d8132ecee4d5c41bf8 100644\n--- a/types/src/paths.rs\n+++ b/types/src/paths.rs\n@@ -3,6 +3,7 @@\n \n use std::borrow::Borrow;\n use std::fmt;\n+use std::ops::Deref;\n \n use serde::{Deserialize, Serialize};\n \n@@ -319,6 +320,14 @@ impl fmt::Display for GardenItemUrl {\n     }\n }\n \n+impl Deref for GardenItemUrl {\n+    type Target = str;\n+\n+    fn deref(&self) -> &Self::Target {\n+        &self.0\n+    }\n+}\n+\n fn garden_href_string(item: &str, room_wire: &str) -> String {\n     let room = room_wire.trim();\n     if room.is_empty() || room == \"public\" {\n@@ -386,6 +395,14 @@ impl fmt::Display for ForumThreadUrl {\n     }\n }\n \n+impl Deref for ForumThreadUrl {\n+    type Target = str;\n+\n+    fn deref(&self) -> &Self::Target {\n+        &self.0\n+    }\n+}\n+\n /// `~/a/b` style path for list UIs (paths index `path` field).\n #[derive(Debug, Clone, PartialEq, Eq, Hash, Serialize, Deserialize)]\n #[serde(transparent)]\n@@ -412,6 +429,14 @@ impl fmt::Display for TildeOntologyPath {\n     }\n }\n \n+impl Deref for TildeOntologyPath {\n+    type Target = str;\n+\n+    fn deref(&self) -> &Self::Target {\n+        &self.0\n+    }\n+}\n+\n #[cfg(test)]\n mod tests {\n     use super::*;\n@@ -452,6 +477,13 @@ mod tests {\n         assert_eq!(c.tilde_segments(), Vec::<&str>::new());\n     }\n \n+    #[test]\n+    fn garden_item_url_deref_to_str() {\n+        let g = GardenItemUrl::from_storage_str(\"https://slug.social/~/x\", \"public\");\n+        let s: &str = &*g;\n+        assert_eq!(s, \"https://slug.social/~/x\");\n+    }\n+\n     #[test]\n     fn garden_public_passthrough_https() {\n         let u = \"https://slug.social/~/a/b\";\n\n\nSide B — contributor: tommy-mor\nSide B — commit message:\n[6b6eb0c3] Auth form: poem JS morphs form innerHTML on response; no redirect\n\n- post_choose_username returns HTML fragments instead of redirects:\n  success → auth_signed_in_fragment (\"you're signed in — return to your agent\")\n  error   → choose_username_error_fragment (form re-rendered with error inline)\n- Poem JS now reads response body; if non-empty, morphs form innerHTML with it\n  (existing ingest forms return empty body, so they're unaffected)\n- auth.rs: keep full layout() with poem JS — revert to single layout\n- auth-success CSS class added to both themes\n\nCo-Authored-By: Claude Sonnet 4.6 (1M context) <noreply@anthropic.com>\n\nSide B — unified diff (full patch):\ndiff --git a/server/src/api/auth.rs b/server/src/api/auth.rs\nindex c1194f79fd89fb47fe6b425b494a0ffa667abb2d..cb0faa29b834931e2c2b2f5c174c875e2e2e9346 100644\n--- a/server/src/api/auth.rs\n+++ b/server/src/api/auth.rs\n@@ -16,7 +16,7 @@ use crate::{\n         canonicalize_username, validate_agent_format, validate_username,\n         Event, TokenIssued, UserRegistered,\n     },\n-    html::{auth_complete_page, choose_username_page},\n+    html::{auth_complete_page, auth_signed_in_fragment, choose_username_error_fragment, choose_username_page},\n     state::{AppState, PendingSession},\n };\n \n@@ -274,8 +274,6 @@ pub async fn post_choose_username(\n         return api_error(StatusCode::BAD_REQUEST, \"invalid agent format\", Some(msg)).into_response();\n     }\n \n-    let public_url = std::env::var(\"SLUG_PUBLIC_URL\").unwrap_or_else(|_| \"http://127.0.0.1:8080\".to_string());\n-\n     let reduced_arc = state.reduced.clone();\n     let reduced = reduced_arc.read().await;\n     let provider_key = (provider.to_lowercase(), provider_id.clone());\n@@ -284,11 +282,7 @@ pub async fn post_choose_username(\n     }\n     if reduced.users_by_provider.values().any(|u| u == &canonicalize_username(&form.username)) {\n         drop(reduced);\n-        return Redirect::to(&format!(\n-            \"{public_url}/auth/choose-username?session={}&error={}\",\n-            urlencoding::encode(&form.session),\n-            urlencoding::encode(\"that username is taken — try another\"),\n-        )).into_response();\n+        return choose_username_error_fragment(&form.session, \"that username is taken — try another\").into_response();\n     }\n     drop(reduced);\n \n@@ -324,7 +318,7 @@ pub async fn post_choose_username(\n         s.complete = Some((canon_user.clone(), bearer.clone()));\n     }\n \n-    Redirect::to(&format!(\"{public_url}/auth/complete\")).into_response()\n+    auth_signed_in_fragment().into_response()\n }\n \n pub async fn post_pending_session(\ndiff --git a/server/src/html/auth.rs b/server/src/html/auth.rs\nindex 40b1ef30a6c1d4063aa2d8e9c93df8972df4b27c..0a14bdbfb66c65d1bd09993ffd4a7bb6f2fe041e 100644\n--- a/server/src/html/auth.rs\n+++ b/server/src/html/auth.rs\n@@ -1,20 +1,25 @@\n-use maud::{html, Markup, DOCTYPE};\n+use maud::{html, Markup};\n \n-/// Minimal layout for auth pages — no JS interceptor, real form navigation works.\n-fn auth_layout(title: &str, body: Markup) -> Markup {\n+fn form_inner(session: &str, error: Option<&str>) -> Markup {\n     html! {\n-        (DOCTYPE)\n-        html {\n-            head {\n-                meta charset=\"utf-8\";\n-                meta name=\"viewport\" content=\"width=device-width, initial-scale=1\";\n-                title { (title) }\n-                link rel=\"stylesheet\" href=\"/static/theme_default.css\";\n-            }\n-            body class=\"view-auth\" {\n-                (body)\n-            }\n+        input type=\"hidden\" name=\"session\" value=(session);\n+        label for=\"username\" { \"username\" }\n+        input\n+            type=\"text\"\n+            id=\"username\"\n+            name=\"username\"\n+            placeholder=\"e.g. alice\"\n+            pattern=\"[a-z0-9_\\\\-]{1,32}\"\n+            maxlength=\"32\"\n+            autocomplete=\"off\"\n+            autofocus;\n+        p.auth-hint {\n+            \"lowercase · alphanumeric · hyphens · underscores · max 32\"\n         }\n+        @if let Some(msg) = error {\n+            p.auth-error { (msg) }\n+        }\n+        button type=\"submit\" { \"continue\" }\n     }\n }\n \n@@ -28,27 +33,23 @@ pub fn choose_username_page(session: &str, error: Option<&str>) -> Markup {\n         h1 { \"choose a username\" }\n         p { \"pick a handle for slug.social.\" }\n         form.auth-form method=\"POST\" action=\"/auth/choose-username\" {\n-            input type=\"hidden\" name=\"session\" value=(session);\n-            label for=\"username\" { \"username\" }\n-            input\n-                type=\"text\"\n-                id=\"username\"\n-                name=\"username\"\n-                placeholder=\"e.g. alice\"\n-                pattern=\"[a-z0-9_\\\\-]{1,32}\"\n-                maxlength=\"32\"\n-                autocomplete=\"off\"\n-                autofocus;\n-            p.auth-hint {\n-                \"lowercase · alphanumeric · hyphens · underscores · max 32\"\n-            }\n-            @if let Some(msg) = error {\n-                p.auth-error { (msg) }\n-            }\n-            button type=\"submit\" { \"continue\" }\n+            (form_inner(session, error))\n         }\n     };\n-    auth_layout(\"join — slug.social\", body)\n+    super::layout(\"join — slug.social\", \"view-auth\", body, None)\n+}\n+\n+/// Fragment returned to the poem JS on error — replaces the form's innerHTML.\n+pub fn choose_username_error_fragment(session: &str, error: &str) -> Markup {\n+    form_inner(session, Some(error))\n+}\n+\n+/// Fragment returned to the poem JS on success — replaces the form's innerHTML.\n+pub fn auth_signed_in_fragment() -> Markup {\n+    html! {\n+        p.auth-success { \"you're signed in — return to your agent.\" }\n+        p.auth-hint { \"you can close this tab.\" }\n+    }\n }\n \n pub fn auth_complete_page() -> Markup {\n@@ -62,5 +63,5 @@ pub fn auth_complete_page() -> Markup {\n         p { \"Return to your terminal — your agent is polling and will collect your token automatically.\" }\n         p.auth-hint { \"You can close this tab.\" }\n     };\n-    auth_layout(\"signed in — slug.social\", body)\n+    super::layout(\"signed in — slug.social\", \"view-auth\", body, None)\n }\ndiff --git a/server/src/html/mod.rs b/server/src/html/mod.rs\nindex 2f16d701962d703db0c859bb586dfc08ec385690..8b48a25cce79f0eefc7e29849e1a667cae4c7986 100644\n--- a/server/src/html/mod.rs\n+++ b/server/src/html/mod.rs\n@@ -15,7 +15,7 @@ mod search;\n mod tree;\n use breadcrumb_path::OntologyPath;\n \n-pub use auth::{auth_complete_page, choose_username_page};\n+pub use auth::{auth_complete_page, auth_signed_in_fragment, choose_username_error_fragment, choose_username_page};\n pub use editor::{editor_check, editor_page};\n pub use forum::{index, thread_feed_html, thread_post_expand, thread_post_view, thread_view};\n pub use garden::{garden_index, ontology_path};\n@@ -114,6 +114,8 @@ script { (maud::PreEscaped(r#\"\n                         });\n \n                         // Poem: intercept POST forms, send via fetch, await SSE for DOM update.\n+                        // If the response body is non-empty HTML, morph the form's innerHTML with it\n+                        // (used for inline feedback without a page reload, e.g. auth forms).\n                         document.addEventListener('submit', async (e) => {\n                             const f = e.target;\n                             if (!f || f.tagName !== 'FORM') return;\n@@ -121,14 +123,19 @@ script { (maud::PreEscaped(r#\"\n                             e.preventDefault();\n                             const btn = f.querySelector('button[type=\"submit\"], input[type=\"submit\"]');\n                             if (btn) { btn.disabled = true; btn.textContent = '…'; }\n-                            await fetch(f.action, {\n+                            const resp = await fetch(f.action, {\n                                 method: 'POST',\n                                 body: new URLSearchParams(new FormData(f)),\n                                 headers: { 'Content-Type': 'application/x-www-form-urlencoded' },\n                                 credentials: 'same-origin',\n                             });\n-                            if (btn) { btn.disabled = false; btn.textContent = 'submit'; }\n-                            f.reset();\n+                            const html = await resp.text();\n+                            if (html && html.trim()) {\n+                                Idiomorph.morph(f, html, {morphStyle: 'innerHTML'});\n+                            } else {\n+                                if (btn) { btn.disabled = false; btn.textContent = 'submit'; }\n+                                f.reset();\n+                            }\n                         });\n \n                         // Search: debounced fetch + idiomorph.\ndiff --git a/server/static/theme_default.css b/server/static/theme_default.css\nindex 9e71574da4bed3a0116c347610636780678bd1af..a1d8d1765a7812191edc579125facf1694554c2c 100644\n--- a/server/static/theme_default.css\n+++ b/server/static/theme_default.css\n@@ -250,6 +250,11 @@ p.auth-error {\n   font-size: 12px;\n   margin: 4px 0 0;\n }\n+p.auth-success {\n+  color: var(--signal);\n+  font-size: 13px;\n+  margin: 4px 0 0;\n+}\n \n /* ----------------------------------------------------------------\n    BUTTONS — raised, press on :active\ndiff --git a/server/static/theme_retro.css b/server/static/theme_retro.css\nindex dc9fa4654f529eb1843557fb580cf3982da46901..8ed8fd88efab32b36bd66cf200aa182219b0a8b5 100644\n--- a/server/static/theme_retro.css\n+++ b/server/static/theme_retro.css\n@@ -32,6 +32,7 @@ input[type=\"text\"] {\n input[type=\"text\"]:focus { border-color: #00ff41; }\n p.auth-hint { color: #555; font-family: monospace; font-size: 0.75rem; margin: 0; }\n p.auth-error { color: #ff4444; font-family: monospace; font-size: 0.8rem; margin: 0; }\n+p.auth-success { color: #00ff41; font-family: monospace; font-size: 0.8rem; margin: 0; }\n \n /* Ingest form (poem pattern) */\n .ingest-form-wrap { margin-top: 1.5rem; }\n","role":"user"}],"model":"openai/gpt-chat-latest"}