Add debug Remove entry, Show more auto-picker, and update docs.

DELETE /api/paintings/:id removes works and image files with gallery refresh and catalog navigation; Show more opens the search modal on load; documentation updated for migrate schema and debug workflow.

Co-authored-by: Cursor <cursoragent@cursor.com>

Documentation/API.md

@@ -542,6 +542,26 @@ Max decoded size 15 MB (JSON body limit 20 MB on the server). **Response** — s
 
 ---
 
+### `DELETE /api/paintings/:id`
+
+Permanently remove a painting (debug **Remove entry** on painting detail). Deletes full + thumbnail files from disk, then deletes the `paintings` row. Related rows in `painting_influence_sources`, `painting_annotations`, and legacy `painting_influences` are removed by `ON DELETE CASCADE`.
+
+**Response**
+
+```json
+{
+  "id": 42,
+  "artistId": 7,
+  "title": "Example Work"
+}
+```
+
+**Errors:** `404` if the painting does not exist.
+
+The client refetches the artist (and movement gallery when applicable), remounts the 3D hall, and opens the next or previous work in the catalog — or returns to the gallery if it was the last work.
+
+---
+
 ### `GET /api/debug/image-proxy`
 
 Proxy a remote image URL for debug preview (avoids hotlink / CORS blocks in the browser).
@@ -576,6 +596,7 @@ The React client wraps these endpoints in `client/src/api/client.ts`:
 | `api.getPaintingDebugImageSearchMore(id, limit?)` | `GET /api/paintings/:id/debug-image-search/more` |
 | `api.fixPaintingImage(id, imageUrl, context?)` | `POST /api/paintings/:id/fix-image` |
 | `api.clearPaintingImage(id)` | `POST /api/paintings/:id/clear-image` |
+| `api.deletePainting(id)` | `DELETE /api/paintings/:id` |
 | `api.uploadPaintingImage(id, file)` | `POST /api/paintings/:id/upload-image` |
 | `api.updateArtistCheckupFlags(id, flags)` | `PATCH /api/artists/:id/checkup-flags` |
 | `api.getArtistDebugPortraitSearch(id)` | `GET /api/artists/:id/debug-portrait-search` |

Documentation/DB_structure.md

@@ -1,6 +1,6 @@
 # Art Gallery — database structure
 
-PostgreSQL schema for the virtual gallery. Canonical DDL is intended to live in `db/schema.sql` when checked in; this document describes the logical model either way.
+PostgreSQL schema for the virtual gallery. Canonical DDL lives in **`db/schema.sql`**; **`server/migrate.js`** (`npm run migrate`) applies that file plus idempotent incremental scripts in `db/migrate-*.sql`. This document describes the logical model.
 
 Connection settings come from `.env` (see [setup.md](setup.md)).
 
@@ -189,7 +189,7 @@ Unique index on `(painting_id, source_type, source_painting_id, source_artist_id
 
 ## First-time setup
 
-The `gallery` database user needs `CREATE` on schema `public` for migrations. If tables cannot be created, run admin grants as PostgreSQL superuser before `npm run migrate`:
+The `gallery` database user needs `CREATE` on schema `public` for migrations. If tables cannot be created, run **`db/setup-admin.sql`** as PostgreSQL superuser (or the grants below) before `npm run migrate`:
 
 ```sql
 GRANT CREATE ON SCHEMA public TO gallery;

Documentation/basics.md

@@ -49,7 +49,7 @@ Gallery/
 │   │   ├── data/historical-events.ts     # Timeline event markers (UI)
 │   │   ├── data/movement-lineage.ts       # Curated movement predecessor links (UI)
 │   │   ├── utils/parquetFloorTexture.ts     # Procedural parquet floor
-│   │   ├── utils/debugMode.ts               # Debug mode localStorage toggle
+│   │   ├── utils/debugMode.ts               # Debug mode + “Show more” localStorage prefs
 │   │   └── utils/timelineView.ts          # Shared zoom/pan math for timeline + movements
 │   └── dist/            # Production build (served by API when present)
 ├── scripts/             # Seed, bios, catalog expansion, image fetch, checkup tools
@@ -65,7 +65,8 @@ Gallery/
 ├── Inputs/              # External datasets (e.g. PainterPalette.csv)
 ├── Output/              # Generated exports (e.g. paintings.csv)
 ├── data/images/         # Local portraits and paintings (+ thumbs/)
-├── db/                  # SQL schema and migrations (when present)
+├── db/                  # schema.sql, setup-admin.sql, migrate-*.sql
+├── server/migrate.js    # npm run migrate — schema + incremental migrations
 ├── deploy/              # Production nginx + systemd examples
 ├── Documentation/       # This folder
 └── .env                 # DB and port config (not committed)
@@ -301,7 +302,9 @@ Opened from the 3D hall (artist or movement wing — click a frame) or from infl
 
 ### Debug mode (developer)
 
-When **Debug mode** is enabled from the home header, painting detail and artist biography show a bottom-left panel with image search preview and five action buttons. See [Developer tools (image audit)](#developer-tools-image-audit).
+When **Debug mode** is enabled from the home header, painting detail and artist biography show a bottom-left panel with image search preview and action buttons. See [Developer tools (image audit)](#developer-tools-image-audit).
+
+Next to the toggle, **Show more** (checkbox, persisted in `localStorage`) opens the **More** search-results modal automatically whenever you open a painting or artist bio while debug mode is on.
 
 ## Key design decisions
 
@@ -321,22 +324,28 @@ Optional workflow for curating local image files — not part of the public visi
 | Feature | Where | Purpose |
 |---------|--------|---------|
 | **Debug mode** | Home header toggle (`client/src/utils/debugMode.ts`) | Persists in `localStorage`; enables debug panel on painting detail and artist bio |
+| **Show more** | Home header checkbox (same util) | When debug mode is on, auto-opens the **More** modal on each painting / bio page load |
 | **Checkup page** | Home header → **Checkup** (`CheckupPage.tsx`) | Full-catalog table: gallery vs detail thumbnails, search, fix, review flags |
-| **Debug panel** | Painting detail or artist bio (bottom-left, when debug mode on) | Search preview + five action buttons |
+| **Debug panel** | Painting detail or artist bio (bottom-left, when debug mode on) | Search preview + action buttons (six on painting detail, five on artist bio) |
 
 ### Debug panel (painting detail and artist bio)
 
-When debug mode is on, a panel at the bottom-left shows the image search query, a preview when a result is found, and **five buttons** in two rows:
+When debug mode is on, a panel at the bottom-left shows the image search query, a preview when a result is found, and action buttons in two or three rows:
 
-| Button | Action |
+| Button | Painting detail | Artist bio |
-|--------|--------|
+|--------|-----------------|------------|
-| **Checked** | Sets `checkup_checked` via `PATCH …/checkup-flags` (disabled once already reviewed) |
+| **Checked** | Sets `checkup_checked` via `PATCH …/checkup-flags` | Same for artist portrait flags |
-| **Fix it** | Replaces the local image from the top search result (`POST …/fix-image` or `…/fix-portrait`); sets **Fixed** and **Reviewed** |
+| **Fix it** | Replaces local image from top search result | Replaces portrait |
-| **More** | Opens a modal with up to **20** search results (each shows image resolution when available); click one to apply the same replace as **Fix it** |
+| **More** | Modal with up to **20** results (resolution shown when known) | Same |
-| **Clear** | Deletes the local file(s), clears DB paths, leaves an **empty frame** (no placeholder); sets **Fixed** and **Reviewed** so on-demand fetch does not refill the slot |
+| **Clear** | Deletes files, clears DB paths, empty frame | Clears portrait slot |
-| **Upload** | File picker for a local image; saves to disk like **Fix it** (thumbnail generated for paintings; portrait resized for artists) |
+| **Upload** | Local file picker → disk + thumbnail | Local file → portrait |
+| **Remove entry** | **Painting detail only** — deletes row from DB, removes image files, refreshes 3D gallery, navigates to next/previous work in catalog (or back to gallery if last work). No confirmation dialog. | — |
 
-After **Fix it**, **More**, **Upload**, or **Clear**, the main view, gallery textures (paintings), and timeline portrait (artists) update without a full page reload. Reviewed portraits show a gold border on the bio page; reviewed paintings use gold frames in the 3D hall. **Back to Gallery** returns to the live hall session, not a stale snapshot.
+After **Fix it**, **More**, **Upload**, or **Clear**, the main view, gallery textures (paintings), and timeline portrait (artists) update without a full page reload. **Remove entry** refetches artist (and movement gallery when relevant) from the API and remounts the 3D hall so the deleted frame disappears immediately.
+
+Reviewed portraits show a gold border on the bio page; reviewed paintings use gold frames in the 3D hall. **Back to Gallery** returns to the live hall session, not a stale snapshot.
+
+Influence side-panel thumbnails use **letterboxing** (`object-fit: contain`) so full compositions are visible.
 
 ### Checkup page
 
@@ -344,7 +353,7 @@ After **Fix it**, **More**, **Upload**, or **Clear**, the main view, gallery tex
 
 **Search visible** runs image search only for rows currently shown after text/filter — not automatically on page load. Fixing an image sets **Fixed** and **Reviewed**.
 
-Run `npm run migrate:checkup-flags`, `npm run migrate:artist-checkup-flags`, and `npm run migrate:painting-annotations` once on existing databases. Load notes with `npm run update-painting-annotations` (add `--wikipedia` for overview lines from Wikipedia intro text). After server code changes, restart `npm run dev` so new routes (e.g. clear, upload, portrait debug, annotations) are registered. JSON body limit for uploads is **20 MB** (`express.json` in `server/index.js`); individual files are capped at **15 MB** after decode.
+Run `npm run migrate:checkup-flags`, `npm run migrate:artist-checkup-flags`, and `npm run migrate:painting-annotations` once on existing databases. Load notes with `npm run update-painting-annotations` (add `--wikipedia` for overview lines from Wikipedia intro text). After server code changes, restart `npm run start` (or `npm run dev:server`) so new routes (e.g. clear, upload, delete painting, portrait debug, annotations) are registered. JSON body limit for uploads is **20 MB** (`express.json` in `server/index.js`); individual files are capped at **15 MB** after decode.
 
 See [API.md](API.md#developer-image-audit) and [data-and-images.md](data-and-images.md#duplicate-paintings).
 

Documentation/data-and-images.md

@@ -407,7 +407,7 @@ Runs `scripts/find-duplicate-paintings.js`, which reports:
 
 As of a recent audit (~1200 paintings): **52 exact duplicate pairs** (52 removable rows), concentrated in **Hieronymus Bosch** (25), **Albrecht Dürer** (14), and **Domenico Ghirlandaio** (13). Duplicate copies typically share the same image file and have **no influence links**, so the higher id in each pair is safe to delete after review.
 
-**Near-duplicates** (different titles, same work) need curator judgment — e.g. Rublev ids 36, 316, 320, 322, 323 all describe the Trinity icon under different Wikipedia labels; keep id **36** (`Trinity`, wiki `Trinity (Andrei Rublev)`).
+**Near-duplicates** (different titles, same work) need curator judgment — e.g. Rublev ids 36, 316, 320, 322, 323 all describe the Trinity icon under different Wikipedia labels; keep id **36** (`Trinity`, wiki `Trinity (Andrei Rublev)`). For confirmed duplicates, debug **Remove entry** on painting detail is faster than manual SQL; it deletes files and the row in one step.
 
 `expand-paintings.js` skips inserts when normalized titles match, but duplicates can still appear if seed and expansion use different title strings or if influence discovery creates works independently.
 
@@ -415,15 +415,18 @@ As of a recent audit (~1200 paintings): **52 exact duplicate pairs** (52 removab
 
 When **Debug mode** is on (home header) or from the **Checkup** page:
 
+**Show more** (home header checkbox, `client/src/utils/debugMode.ts`) — when debug mode is on, automatically opens the **More** modal on each painting detail or artist bio page load (same as clicking **More**).
+
 1. **Search** — `GET /api/paintings/:id/debug-image-search` (or `…/debug-portrait-search` for artists) tries Google Custom Search (if `GOOGLE_CSE_API_KEY` + `GOOGLE_CSE_CX` are set in `.env`), Google Arts & Culture, Google Images scrape, then DuckDuckGo (`searchGoogleImagesFirst` / `searchArtistPortraitFirst` in `scripts/image-fetcher.js`).
 2. **More** — `GET …/debug-image-search/more` or `…/debug-portrait-search/more` returns up to 20 ranked candidates (`searchPaintingImagesMany` / `searchArtistPortraitMany`). The modal shows each thumbnail with **resolution** when the search API provides dimensions; otherwise the client probes via `GET /api/debug/image-proxy`.
 3. **Fix** — `POST …/fix-image` or `…/fix-portrait` downloads the chosen URL via `downloadImageForFix` → `replacePaintingImageFromUrl` / `replaceArtistPortraitFromUrl` in `server/image-service.js`, regenerates thumbnails with `sharp`, and sets `checkup_fixed` + `checkup_checked`.
 4. **Clear** — `POST …/clear-image` or `…/clear-portrait` deletes local file(s), nulls DB paths, sets both flags. Cleared slots stay empty in the UI (no placeholder; `checkup_fixed` prevents on-demand refetch for paintings).
 5. **Upload** — `POST …/upload-image` or `…/upload-portrait` accepts a base64-encoded file in JSON (Express body limit **20 MB**; decoded image max **15 MB**), validates with `sharp`, writes to the standard filename under `data/images/`.
+6. **Remove entry** (painting detail only) — `DELETE /api/paintings/:id` via `deletePainting()` in `server/image-service.js`: deletes image files, removes the DB row (cascade on influence/annotation tables), refetches artist/movement gallery data, remounts the 3D hall, and navigates to the next or previous catalog work with no confirmation dialog.
 
 ### Debug panel (painting detail and artist bio)
 
-With debug mode on, `PaintingDetail.tsx` and `ArtistBio.tsx` show a bottom-left panel with search preview and five buttons:
+With debug mode on, `PaintingDetail.tsx` and `ArtistBio.tsx` show a bottom-left panel with search preview and action buttons:
 
 | Button | API (paintings / portraits) | Effect |
 |--------|----------------------------|--------|
@@ -432,8 +435,9 @@ With debug mode on, `PaintingDetail.tsx` and `ArtistBio.tsx` show a bottom-left
 | **More** | `GET …/debug-*-search/more` then fix endpoint | Modal with 20 clickable results (resolution label under each thumb); pick one to replace |
 | **Clear** | `POST …/clear-image` / `…/clear-portrait` | Removes file(s), empty frame in UI |
 | **Upload** | `POST …/upload-image` / `…/upload-portrait` | Local file picker → save like **Fix it** |
+| **Remove entry** | `DELETE /api/paintings/:id` | **Paintings only** — permanent delete + gallery refresh + catalog navigation |
 
-The client passes `searchUrl`, `source`, and `thumbUrl` from search results to improve download reliability. After a fix, clear, or upload, `HomePage` updates the gallery session and appends a revision query on texture URLs so replaced files reload even when the path is unchanged.
+The client passes `searchUrl`, `source`, and `thumbUrl` from search results to improve download reliability. After a fix, clear, upload, or remove, `HomePage` updates the gallery session and appends a revision query on texture URLs so replaced files reload even when the path is unchanged.
 
 Checkup **Search visible** queues search for filtered rows only (3 concurrent); it does not search the full catalog on load.
 

Documentation/setup.md

@@ -54,10 +54,12 @@ npm run setup
 Or step by step:
 
 ```bash
-npm run migrate    # apply db/schema.sql
+npm run migrate    # db/schema.sql + db/migrate-*.sql via server/migrate.js
 npm run seed       # eras, movements, artists, paintings, influences
 ```
 
+`npm run migrate` is safe to re-run on existing databases (uses `IF NOT EXISTS` / `ADD COLUMN IF NOT EXISTS`).
+
 If migration fails with permission errors, grant schema rights to the app user first (see [DB_structure.md](DB_structure.md)).
 
 ### Recommended post-seed steps
@@ -236,7 +238,8 @@ After clone: copy `.env.example` → `.env`, install dependencies, run `npm run
 | Permission denied creating tables | `gallery` user lacks CREATE | Run admin grants, then migrate |
 | Wikipedia API rate limit during fetch | Too many requests in a row | Wait and re-run; scripts retry with backoff |
 | Checkup **Reviewed** toggle returns 404 | Stale server process missing new routes | Restart `npm run dev` after pulling API changes |
-| Debug **More** / **Clear** / **Upload** returns 404 | Same as above | Restart server; routes live in `server/index.js` + `server/image-service.js` |
+| Debug **More** / **Clear** / **Upload** / **Remove entry** returns 404 | Stale server process | Restart `npm run start` or `npm run dev:server`; routes in `server/index.js` + `server/image-service.js` |
+| Debug **Remove entry** — button stuck or missing on next painting | Stale client build | `cd client && npm run build`; hard-refresh — detail view remounts per painting id |
 | Debug **Upload** returns 413 Payload Too Large | Base64 JSON exceeds body limit | Server allows 20 MB JSON / 15 MB decoded image; compress file or resize before upload |
 | No art-history notes on painting detail | Annotations not migrated or loaded | `npm run migrate:painting-annotations` then `npm run update-painting-annotations` |
 | **Fix it** fails with `read ECONNRESET` | Remote host dropped connection | Restart server; client sends `searchUrl` / `source`; retry or use Commons URL in overrides |

README.md

@@ -1,6 +1,6 @@
 # Art Gallery
 
-Interactive virtual art gallery: zoomable historical timeline with era click-to-zoom, major event markers (vertical guides into the movement flow), branching art-movement streams (click a movement name to enter its **3D movement gallery** — photorealistic period interiors with painted walls, stone, and wood textures; chronological wings with up to ~55 works each, side-wall windows, wing navigator), one 3D hall per artist (parquet floor, movement-tinted walls, black/gold frames by review status, corridor layout for large catalogs, museum-style exit doors, golden influence lamps, canvas placeholders for missing works, influence-linked exits), painting detail with art-history annotations, prev/next catalog browsing and fullscreen lightbox, debug-mode image audit on painting detail and artist bio (**Checked** / **Fix it** / **More** / **Clear** / **Upload**), Checkup page, preserved gallery camera on return, and Wikipedia-sourced artist biographies.
+Interactive virtual art gallery: zoomable historical timeline with era click-to-zoom, major event markers (vertical guides into the movement flow), branching art-movement streams (click a movement name to enter its **3D movement gallery** — photorealistic period interiors with painted walls, stone, and wood textures; chronological wings with up to ~55 works each, side-wall windows, wing navigator), one 3D hall per artist (parquet floor, movement-tinted walls, black/gold frames by review status, corridor layout for large catalogs, museum-style exit doors, golden influence lamps, canvas placeholders for missing works, influence-linked exits), painting detail with art-history annotations, prev/next catalog browsing and fullscreen lightbox, debug-mode image audit on painting detail and artist bio (**Checked** / **Fix it** / **More** / **Clear** / **Upload**; painting detail also **Remove entry**), optional **Show more** auto-opens the search picker, Checkup page, preserved gallery camera on return, and Wikipedia-sourced artist biographies.
 
 ## Documentation
 

client/src/api/client.ts

@@ -215,6 +215,15 @@ export const api = {
       return res.json() as Promise<FixPaintingImageResult>;
     }),
 
+  deletePainting: (id: number) =>
+    fetch(`${API}/paintings/${id}`, { method: 'DELETE' }).then(async (res) => {
+      if (!res.ok) {
+        const body = await res.json().catch(() => ({}));
+        throw new Error(body.error || `Remove failed: ${res.status}`);
+      }
+      return res.json() as Promise<{ id: number; artistId: number; title: string }>;
+    }),
+
   uploadPaintingImage: async (id: number, file: File) => {
     const payload = await fileToBase64Payload(file);
     return postJsonImageAction<FixPaintingImageResult>(`${API}/paintings/${id}/upload-image`, payload);

client/src/components/ArtistBio.tsx

@@ -1,4 +1,4 @@
-import { useEffect, useRef, useState, type ChangeEvent } from 'react';
+import { useCallback, useEffect, useRef, useState, type ChangeEvent } from 'react';
 import type { Artist } from '../types';
 import {
   api,
@@ -15,6 +15,7 @@ import './ArtistBio.css';
 interface Props {
   artist: Artist & { movement_name?: string };
   debugMode?: boolean;
+  debugShowMore?: boolean;
   portraitRevision?: number;
   onBack: () => void;
   onEnterGallery: () => void;
@@ -31,6 +32,7 @@ interface Props {
 export default function ArtistBio({
   artist,
   debugMode = false,
+  debugShowMore = false,
   portraitRevision = 0,
   onBack,
   onEnterGallery,
@@ -127,7 +129,7 @@ export default function ArtistBio({
     }
   };
 
-  const handleOpenMore = async () => {
+  const handleOpenMore = useCallback(async () => {
     setMoreOpen(true);
     setMoreLoading(true);
     setMoreError(null);
@@ -140,7 +142,12 @@ export default function ArtistBio({
     } finally {
       setMoreLoading(false);
     }
-  };
+  }, [artist.id]);
+
+  useEffect(() => {
+    if (!debugMode || !debugShowMore) return;
+    void handleOpenMore();
+  }, [debugMode, debugShowMore, artist.id, handleOpenMore]);
 
   const handleSelectMoreResult = async (item: DebugImageSearchResultItem) => {
     if (fixing || applyingUrl) return;

client/src/components/PaintingDetail.css

@@ -540,6 +540,10 @@
   margin-top: 0;
 }
 
+.debug-action-buttons-danger {
+  margin-top: 4px;
+}
+
 .debug-clear-btn,
 .debug-upload-btn {
   flex: 1;
@@ -578,6 +582,27 @@
   cursor: wait;
 }
 
+.debug-remove-btn {
+  width: 100%;
+  padding: 8px 10px;
+  border-radius: 6px;
+  font-size: 12px;
+  font-weight: 600;
+  cursor: pointer;
+  border: 1px solid rgba(200, 60, 60, 0.65);
+  background: rgba(200, 60, 60, 0.12);
+  color: #e05050;
+}
+
+.debug-remove-btn:hover:not(:disabled) {
+  background: rgba(200, 60, 60, 0.22);
+}
+
+.debug-remove-btn:disabled {
+  opacity: 0.6;
+  cursor: wait;
+}
+
 .painting-frame-empty {
   min-height: 280px;
   cursor: default;

client/src/components/PaintingDetail.tsx

@@ -1,4 +1,4 @@
-import { useEffect, useRef, useState, type ChangeEvent, type SyntheticEvent } from 'react';
+import { useCallback, useEffect, useRef, useState, type ChangeEvent, type SyntheticEvent } from 'react';
 import type { InfluenceLink, Painting, PaintingDetail } from '../types';
 import { api, debugImageProxyUrl, imageUrl, paintingImageUrl, type DebugImageSearchResult, type DebugImageSearchResultItem, type FixPaintingImageResult } from '../api/client';
 import DebugSearchResultsModal from './DebugSearchResultsModal';
@@ -15,6 +15,7 @@ interface Props {
   onArtistBio: () => void;
   onInfluenceArtistClick?: (artistId: number) => void;
   debugMode?: boolean;
+  debugShowMore?: boolean;
   onPaintingImageFixed?: (
     paintingId: number,
     fixResult: FixPaintingImageResult
@@ -23,6 +24,7 @@ interface Props {
     paintingId: number,
     flags: { checked: boolean; fixed: boolean }
   ) => void | Promise<void>;
+  onPaintingRemoved?: (paintingId: number, artistId: number) => void | Promise<void>;
 }
 
 function influenceKey(inf: InfluenceLink, index: number): string {
@@ -188,8 +190,10 @@ export default function PaintingDetailView({
   onArtistBio,
   onInfluenceArtistClick,
   debugMode = false,
+  debugShowMore = false,
   onPaintingImageFixed,
   onPaintingCheckupFlagsUpdated,
+  onPaintingRemoved,
 }: Props) {
   const { painting, influencedBy, influenced, annotations = [] } = data;
   const [fullscreen, setFullscreen] = useState(false);
@@ -206,6 +210,7 @@ export default function PaintingDetailView({
   const [applyingUrl, setApplyingUrl] = useState<string | null>(null);
   const [clearing, setClearing] = useState(false);
   const [uploading, setUploading] = useState(false);
+  const [removing, setRemoving] = useState(false);
   const [activeAnnotationId, setActiveAnnotationId] = useState<number | null>(null);
   const uploadInputRef = useRef<HTMLInputElement>(null);
 
@@ -230,6 +235,13 @@ export default function PaintingDetailView({
     setMoreResults(null);
     setMoreError(null);
     setActiveAnnotationId(null);
+    setRemoving(false);
+    setFixing(false);
+    setClearing(false);
+    setUploading(false);
+    setMarkingChecked(false);
+    setApplyingUrl(null);
+    setMoreLoading(false);
   }, [painting.id]);
 
   useEffect(() => {
@@ -298,7 +310,7 @@ export default function PaintingDetailView({
     }
   };
 
-  const handleOpenMore = async () => {
+  const handleOpenMore = useCallback(async () => {
     setMoreOpen(true);
     setMoreLoading(true);
     setMoreError(null);
@@ -311,7 +323,12 @@ export default function PaintingDetailView({
     } finally {
       setMoreLoading(false);
     }
-  };
+  }, [painting.id]);
+
+  useEffect(() => {
+    if (!debugMode || !debugShowMore) return;
+    void handleOpenMore();
+  }, [debugMode, debugShowMore, painting.id, handleOpenMore]);
 
   const handleSelectMoreResult = async (item: DebugImageSearchResultItem) => {
     if (fixing || applyingUrl) return;
@@ -381,6 +398,18 @@ export default function PaintingDetailView({
     }
   };
 
+  const handleRemoveEntry = async () => {
+    if (removing || fixing || clearing || uploading || !onPaintingRemoved) return;
+    setRemoving(true);
+    setDebugError(null);
+    try {
+      await onPaintingRemoved(painting.id, painting.artist_id);
+    } catch (err) {
+      setDebugError(err instanceof Error ? err.message : 'Could not remove painting.');
+      setRemoving(false);
+    }
+  };
+
   useEffect(() => {
     if (fullscreen) return;
 
@@ -614,6 +643,16 @@ export default function PaintingDetailView({
               onChange={handleUploadFile}
             />
           </div>
+          <div className="debug-action-buttons debug-action-buttons-danger">
+            <button
+              type="button"
+              className="debug-remove-btn"
+              onClick={handleRemoveEntry}
+              disabled={removing || fixing || clearing || uploading}
+            >
+              {removing ? '…' : 'Remove entry'}
+            </button>
+          </div>
         </aside>
       )}
 

client/src/pages/HomePage.css

@@ -80,6 +80,42 @@
   color: #e8a040;
 }
 
+.debug-show-more-toggle {
+  display: inline-flex;
+  align-items: center;
+  gap: 6px;
+  padding: 6px 12px;
+  border-radius: 6px;
+  border: 1px solid rgba(201, 169, 110, 0.35);
+  background: rgba(15, 15, 26, 0.85);
+  color: rgba(201, 169, 110, 0.75);
+  font-size: 12px;
+  font-family: ui-monospace, 'Cascadia Code', monospace;
+  cursor: pointer;
+  transition: background 0.2s, border-color 0.2s, color 0.2s;
+  user-select: none;
+}
+
+.debug-show-more-toggle input {
+  accent-color: #e8a040;
+  cursor: pointer;
+}
+
+.debug-show-more-toggle:hover {
+  border-color: #c9a96e;
+  color: #e8d5b5;
+}
+
+.debug-show-more-toggle-active {
+  border-color: #e8a040;
+  background: rgba(232, 160, 64, 0.1);
+  color: #e8a040;
+}
+
+.debug-show-more-toggle-muted {
+  opacity: 0.55;
+}
+
 .checkup-link-btn {
   text-decoration: none;
 }

client/src/pages/HomePage.tsx

@@ -9,7 +9,7 @@ import CheckupPage from '../pages/CheckupPage';
 import { api, type FixPaintingImageResult, type FixArtistPortraitResult } from '../api/client';
 import type { TimelineData, Artist, ArtistDetail, Painting, PaintingDetail, MovementGalleryDetail } from '../types';
 import { sortArtistPaintingsChronological } from '../utils/paintingUtils';
-import { readDebugMode, writeDebugMode } from '../utils/debugMode';
+import { readDebugMode, readDebugShowMore, writeDebugMode, writeDebugShowMore } from '../utils/debugMode';
 import './HomePage.css';
 
 type View =
@@ -53,6 +53,47 @@ function patchArtistInArtistDetail(detail: ArtistDetail, patch: Partial<Artist>)
   };
 }
 
+function patchReturnToAfterRemove(
+  returnTo: View,
+  freshArtist?: ArtistDetail,
+  freshMovement?: MovementGalleryDetail
+): View {
+  if (returnTo.type === 'gallery' && freshArtist && returnTo.artistId === freshArtist.artist.id) {
+    return { ...returnTo, data: freshArtist };
+  }
+  if (
+    returnTo.type === 'movement-gallery' &&
+    freshMovement &&
+    returnTo.movementId === freshMovement.movement.id
+  ) {
+    return { ...returnTo, data: freshMovement };
+  }
+  if (returnTo.type === 'painting') {
+    return { ...returnTo, returnTo: patchReturnToAfterRemove(returnTo.returnTo, freshArtist, freshMovement) };
+  }
+  if (returnTo.type === 'bio') {
+    const data =
+      freshArtist && returnTo.artistId === freshArtist.artist.id ? freshArtist : returnTo.data;
+    return {
+      ...returnTo,
+      data,
+      returnTo: patchReturnToAfterRemove(returnTo.returnTo, freshArtist, freshMovement),
+    };
+  }
+  return returnTo;
+}
+
+function catalogNavigateTarget(
+  sorted: Painting[],
+  removedId: number
+): number | null {
+  const idx = sorted.findIndex((p) => p.id === removedId);
+  if (idx < 0) return null;
+  const remaining = sorted.filter((p) => p.id !== removedId);
+  if (remaining.length === 0) return null;
+  return idx < remaining.length ? remaining[idx].id : remaining[remaining.length - 1].id;
+}
+
 export default function HomePage() {
   const [view, setView] = useState<View>({ type: 'timeline' });
   const [gallerySession, setGallerySession] = useState<GallerySession | null>(null);
@@ -67,6 +108,10 @@ export default function HomePage() {
   const [imageRevisions, setImageRevisions] = useState<Record<number, number>>({});
   const [portraitRevisions, setPortraitRevisions] = useState<Record<number, number>>({});
   const [debugMode, setDebugMode] = useState(readDebugMode);
+  const [debugShowMore, setDebugShowMore] = useState(readDebugShowMore);
+  const [galleryRevision, setGalleryRevision] = useState(0);
+  const viewRef = useRef(view);
+  viewRef.current = view;
   const [hoveredLifespan, setHoveredLifespan] = useState<{
     birthYear: number;
     deathYear: number;
@@ -130,6 +175,11 @@ export default function HomePage() {
     });
   };
 
+  const setDebugShowMoreEnabled = (enabled: boolean) => {
+    setDebugShowMore(enabled);
+    writeDebugShowMore(enabled);
+  };
+
   const handlePaintingImageFixed = useCallback(async (paintingId: number, fixResult: FixPaintingImageResult) => {
     const data = await api.getPainting(paintingId);
     const patch: Partial<Painting> = {
@@ -344,6 +394,95 @@ export default function HomePage() {
     }
   }, []);
 
+  const handlePaintingRemoved = useCallback(
+    async (paintingId: number, artistId: number) => {
+      const currentView = viewRef.current;
+      if (currentView.type !== 'painting' || currentView.paintingId !== paintingId) return;
+
+      const sorted = sortArtistPaintingsChronological(detailArtistPaintings);
+      const nextId = catalogNavigateTarget(sorted, paintingId);
+      const inMovementCatalog =
+        gallerySession?.kind === 'movement' || currentView.returnTo.type === 'movement-gallery';
+
+      await api.deletePainting(paintingId);
+
+      const freshArtist = await api.getArtist(artistId);
+        let freshMovement: MovementGalleryDetail | undefined;
+        if (gallerySession?.kind === 'movement') {
+          freshMovement = await api.getMovementGallery(gallerySession.movementId);
+        } else if (currentView.returnTo.type === 'movement-gallery') {
+          freshMovement = await api.getMovementGallery(currentView.returnTo.movementId);
+        }
+
+        const freshCatalog =
+          inMovementCatalog && freshMovement
+            ? sortArtistPaintingsChronological(freshMovement.paintings)
+            : sortArtistPaintingsChronological(freshArtist.paintings);
+
+        const removedIdx = sorted.findIndex((p) => p.id === paintingId);
+        const navigateId =
+          nextId && freshCatalog.some((p) => p.id === nextId)
+            ? nextId
+            : freshCatalog.length > 0
+              ? freshCatalog[Math.min(removedIdx, freshCatalog.length - 1)]?.id ??
+                freshCatalog[0].id
+              : null;
+
+        setDetailArtistPaintings(freshCatalog);
+
+        setGallerySession((session) => {
+          if (!session) return session;
+          if (session.kind === 'artist' && session.artistId === artistId) {
+            return { ...session, data: freshArtist };
+          }
+          if (session.kind === 'movement' && freshMovement) {
+            return { ...session, data: freshMovement };
+          }
+          return session;
+        });
+
+        setImageRevisions((prev) => {
+          const next = { ...prev };
+          delete next[paintingId];
+          return next;
+        });
+
+        setGalleryRevision((v) => v + 1);
+
+        const patchedReturnTo = patchReturnToAfterRemove(
+          currentView.returnTo,
+          freshArtist,
+          freshMovement
+        );
+        detailReturnToRef.current = patchedReturnTo;
+
+        setView((current) => {
+          if (current.type === 'gallery' && current.artistId === artistId) {
+            return { ...current, data: freshArtist };
+          }
+          if (current.type === 'movement-gallery' && freshMovement) {
+            return { ...current, data: freshMovement };
+          }
+          if (current.type !== 'painting' || current.paintingId !== paintingId) {
+            return current;
+          }
+          if (navigateId) return current;
+          return patchedReturnTo;
+        });
+
+        if (navigateId) {
+          const data = await api.getPainting(navigateId);
+        setView({
+          type: 'painting',
+          paintingId: navigateId,
+          data,
+          returnTo: patchedReturnTo,
+        });
+      }
+    },
+    [detailArtistPaintings, gallerySession]
+  );
+
   const handleBioClick = (artistData: ArtistDetail, returnTo: View) => {
     setView({ type: 'bio', artistId: artistData.artist.id, data: artistData, returnTo });
   };
@@ -393,6 +532,7 @@ export default function HomePage() {
         <div className={galleryActive ? undefined : 'gallery-session-suspended'} aria-hidden={!galleryActive}>
           {gallerySession.kind === 'artist' ? (
             <VirtualGallery
+              key={`artist-${gallerySession.artistId}-${galleryRevision}`}
               mode="artist"
               data={gallerySession.data}
               imageRevisions={imageRevisions}
@@ -410,6 +550,7 @@ export default function HomePage() {
             />
           ) : (
             <VirtualGallery
+              key={`movement-${gallerySession.movementId}-${galleryRevision}`}
               mode="movement"
               data={gallerySession.data}
               imageRevisions={imageRevisions}
@@ -424,6 +565,7 @@ export default function HomePage() {
       {view.type === 'painting' && (
         <div className="home-overlay">
           <PaintingDetailView
+            key={view.paintingId}
             data={view.data}
             artistPaintings={sortedDetailArtistPaintings}
             onBack={() => {
@@ -460,8 +602,10 @@ export default function HomePage() {
             }}
             onInfluenceArtistClick={handleArtistClick}
             debugMode={debugMode}
+            debugShowMore={debugShowMore}
             onPaintingImageFixed={handlePaintingImageFixed}
             onPaintingCheckupFlagsUpdated={handlePaintingCheckupFlagsUpdated}
+            onPaintingRemoved={handlePaintingRemoved}
           />
         </div>
       )}
@@ -471,6 +615,7 @@ export default function HomePage() {
           <ArtistBio
             artist={view.data.artist}
             debugMode={debugMode}
+            debugShowMore={debugShowMore}
             portraitRevision={portraitRevisions[view.data.artist.id]}
             onBack={() => setView(view.returnTo)}
             onEnterGallery={() =>
@@ -501,6 +646,17 @@ export default function HomePage() {
               >
                 Debug mode{debugMode ? ': ON' : ''}
               </button>
+              <label
+                className={`debug-show-more-toggle${debugShowMore ? ' debug-show-more-toggle-active' : ''}${!debugMode ? ' debug-show-more-toggle-muted' : ''}`}
+                title="When debug mode is on, open the More search results popup automatically on each painting or artist page"
+              >
+                <input
+                  type="checkbox"
+                  checked={debugShowMore}
+                  onChange={(e) => setDebugShowMoreEnabled(e.target.checked)}
+                />
+                Show more
+              </label>
               <button
                 type="button"
                 className="checkup-link-btn"

client/src/utils/debugMode.ts

@@ -1,4 +1,5 @@
 const DEBUG_MODE_KEY = 'gallery-debug-mode';
+const DEBUG_SHOW_MORE_KEY = 'gallery-debug-show-more';
 
 export function readDebugMode(): boolean {
   try {
@@ -15,3 +16,19 @@ export function writeDebugMode(enabled: boolean): void {
     // ignore
   }
 }
+
+export function readDebugShowMore(): boolean {
+  try {
+    return localStorage.getItem(DEBUG_SHOW_MORE_KEY) === '1';
+  } catch {
+    return false;
+  }
+}
+
+export function writeDebugShowMore(enabled: boolean): void {
+  try {
+    localStorage.setItem(DEBUG_SHOW_MORE_KEY, enabled ? '1' : '0');
+  } catch {
+    // ignore
+  }
+}

server/image-service.js

@@ -189,6 +189,30 @@ function unlinkPortraitFiles(row, safeBase) {
   }
 }
 
+async function deletePainting(paintingId) {
+  const result = await pool.query(
+    `SELECT p.id, p.title, p.image_path, p.thumbnail_path, p.artist_id, a.name AS artist_name
+     FROM paintings p
+     JOIN artists a ON a.id = p.artist_id
+     WHERE p.id = $1`,
+    [paintingId]
+  );
+  if (result.rows.length === 0) {
+    throw new Error('Painting not found');
+  }
+
+  const row = result.rows[0];
+  const safeBase = safePaintingBase(row.artist_name, row.title);
+  unlinkPaintingFiles(row, safeBase);
+
+  inflight.delete(`${paintingId}:thumb`);
+  inflight.delete(`${paintingId}:full`);
+
+  await pool.query(`DELETE FROM paintings WHERE id = $1`, [paintingId]);
+
+  return { id: row.id, artistId: row.artist_id, title: row.title };
+}
+
 async function clearPaintingImage(paintingId) {
   const result = await pool.query(
     `SELECT p.id, p.title, p.image_path, p.thumbnail_path, a.name AS artist_name
@@ -436,6 +460,7 @@ module.exports = {
   replacePaintingImageFromUrl,
   replaceArtistPortraitFromUrl,
   clearPaintingImage,
+  deletePainting,
   clearArtistPortrait,
   replacePaintingImageFromBuffer,
   replaceArtistPortraitFromBuffer,

server/index.js

@@ -5,7 +5,7 @@ const fs = require('fs');
 require('dotenv').config();
 
 const pool = require('./db');
-const { ensurePaintingImages, preloadArtistImagesLocal, replacePaintingImageFromUrl, replaceArtistPortraitFromUrl, clearPaintingImage, clearArtistPortrait, replacePaintingImageFromBuffer, replaceArtistPortraitFromBuffer, IMAGE_DIR } = require('./image-service');
+const { ensurePaintingImages, preloadArtistImagesLocal, replacePaintingImageFromUrl, replaceArtistPortraitFromUrl, clearPaintingImage, deletePainting, clearArtistPortrait, replacePaintingImageFromBuffer, replaceArtistPortraitFromBuffer, IMAGE_DIR } = require('./image-service');
 const { searchGoogleImagesFirst, searchArtistPortraitFirst, searchPaintingImagesMany, searchArtistPortraitMany, fetchImageBuffer, friendlyImageFetchError, pickExt } = require('../scripts/image-fetcher');
 
 const app = express();
@@ -733,6 +733,21 @@ app.post('/api/paintings/:id/fix-image', async (req, res) => {
   }
 });
 
+app.delete('/api/paintings/:id', async (req, res) => {
+  try {
+    const paintingId = parseInt(req.params.id, 10);
+    if (!Number.isFinite(paintingId)) {
+      return res.status(400).json({ error: 'Invalid painting id' });
+    }
+    const removed = await deletePainting(paintingId);
+    res.json(removed);
+  } catch (err) {
+    console.error('Delete painting error:', err.message);
+    const status = err.message === 'Painting not found' ? 404 : 500;
+    res.status(status).json({ error: err.message || 'Could not remove painting' });
+  }
+});
+
 app.post('/api/paintings/:id/clear-image', async (req, res) => {
   try {
     const paintingId = parseInt(req.params.id, 10);