ImagingDataCommons · igoroctaviano · Jun 19, 2026 · Jun 17, 2026 · Jun 19, 2026 · Jun 19, 2026
diff --git a/.eslintrc.strict.cjs b/.eslintrc.strict.cjs
@@ -1,6 +1,6 @@
 /**
  * ESLint config that approximates DeepSource + SonarQube rules.
- * Run with: bun run lint:strict  (or: bunx eslint --config .eslintrc.strict.cjs src/)
+ * Run with: pnpm run lint:strict  (or: pnpm exec eslint --config .eslintrc.strict.cjs src/)
  *
  * DeepSource's JavaScript analyzer uses ESLint under the hood and supports
  * style_guide (e.g. "standard"). SonarQube rules are available via eslint-plugin-sonarjs.

diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
@@ -38,6 +38,7 @@ jobs:
 
       - name: Bump version and cut a release
         env:
+          HUSKY: 0
           GITHUB_TOKEN: ${{ secrets.RELEASE_GITHUB_TOKEN }}
           GIT_AUTHOR_NAME: ${{ vars.RELEASE_GIT_AUTHOR_NAME }}
           GIT_AUTHOR_EMAIL: ${{ vars.RELEASE_GIT_AUTHOR_EMAIL }}

diff --git a/.husky/pre-commit b/.husky/pre-commit
@@ -1,3 +1,3 @@
 #!/usr/bin/env sh
 # Block commit if typecheck or lint fails
-bun run typecheck && bun run lint
+pnpm run typecheck && pnpm run lint
diff --git a/README.md b/README.md
@@ -140,7 +140,7 @@ The configuration can be changed at build-time using the `REACT_APP_CONFIG` envi
 When `enableServerSelection` is enabled in config, users can switch the active DICOMweb server at runtime via the header.
 
 - **Full URLs**: Paste the complete server URL (e.g. `https://healthcare.googleapis.com/v1/projects/.../dicomWeb`).
-- **Path-only (GCP Healthcare)**: Paste a GCP DICOM store path without the domain (e.g. `/projects/my-project/locations/us-central1/datasets/my-dataset/dicomStores/my-store/dicomWeb`). The app prepends `https://healthcare.googleapis.com/v1` automatically.
+- **Path-only (GCP Healthcare)**: Paste a GCP DICOM store path without the domain (e.g. `/projects/my-project/locations/us-central1/datasets/my-dataset/dicomStores/my-store`). The app prepends `https://healthcare.googleapis.com/v1` and appends `/dicomWeb` automatically.
 
 Authorization is re-applied when switching servers, so a page reload is not needed after changing the active server.
 

diff --git a/bunfig.toml b/bunfig.toml
diff --git a/package.json b/package.json
@@ -41,7 +41,7 @@
     "classnames": "^2.2.6",
     "dcmjs": "^0.35.0",
     "detect-browser": "^5.2.1",
-    "dicom-microscopy-viewer": "^0.48.21",
+    "dicom-microscopy-viewer": "^0.48.22",
     "dicomweb-client": "0.10.3",
     "oidc-client": "^1.11.5",
     "ol": "^10.7.0",
@@ -82,7 +82,6 @@
     "eslint": "^8.57.0",
     "eslint-plugin-sonarjs": "^0.25.0",
     "gh-pages": "^5.0.0",
-    "happy-dom": "^20.8.7",
     "husky": "^9.1.7",
     "react-scripts": "5.0.0",
     "react-test-renderer": "^18.2.0",

diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
diff --git a/public/index.html b/public/index.html
@@ -61,8 +61,8 @@
       You can add webfonts, meta tags, or analytics to this file.
       The build step will place the bundled scripts into the <body> tag.
 
-      To begin the development, run `npm start` or `bun run start`.
-      To create a production bundle, use `npm run build` or `bun run build`.
+      To begin the development, run `pnpm start`.
+      To create a production bundle, use `pnpm run build`.
     -->
   </body>
 </html>
diff --git a/src/components/Header.tsx b/src/components/Header.tsx
@@ -727,7 +727,7 @@ class Header extends React.Component<HeaderProps, HeaderState> {
           {this.state.serverSelectionMode === 'custom' && (
             <Tooltip title={this.state.selectedServerUrl?.trim()}>
               <Input
-                placeholder="Full URL or GCP path (e.g. /projects/.../dicomStores/.../dicomWeb)"
+                placeholder="Full URL or GCP path (e.g. /projects/.../dicomStores/my-store)"
                 value={this.state.selectedServerUrl}
                 onChange={this.handleServerSelectionInput}
                 onPressEnter={this.handleServerSelection}

diff --git a/src/components/SlideViewer.tsx b/src/components/SlideViewer.tsx
@@ -613,48 +613,28 @@ class SlideViewer extends React.Component<SlideViewerProps, SlideViewerState> {
                 greenDescriptor:
                   cpLUTItem.GreenPaletteColorLookupTableDescriptor,
                 blueDescriptor: cpLUTItem.BluePaletteColorLookupTableDescriptor,
-                redData:
-                  cpLUTItem.RedPaletteColorLookupTableData !== null &&
-                  cpLUTItem.RedPaletteColorLookupTableData !== undefined
-                    ? new Uint16Array(cpLUTItem.RedPaletteColorLookupTableData)
-                    : undefined,
+                // Pass the LUT data through as retrieved. The element size of
+                // Palette Color Lookup Table Data is governed by the third
+                // value of the descriptor (bits per entry), not by the VR, so
+                // dicom-microscopy-viewer reinterprets the bytes accordingly.
+                // In particular, conformant Presentation States encode 8-bit
+                // entries (descriptor [n, first, 8]) byte-packed inside the
+                // OW element; eagerly wrapping in a Uint16Array here would
+                // halve the entry count and break the LUT.
+                redData: cpLUTItem.RedPaletteColorLookupTableData ?? undefined,
                 greenData:
-                  cpLUTItem.GreenPaletteColorLookupTableData !== null &&
-                  cpLUTItem.GreenPaletteColorLookupTableData !== undefined
-                    ? new Uint16Array(
-                        cpLUTItem.GreenPaletteColorLookupTableData,
-                      )
-                    : undefined,
+                  cpLUTItem.GreenPaletteColorLookupTableData ?? undefined,
                 blueData:
-                  cpLUTItem.BluePaletteColorLookupTableData !== null &&
-                  cpLUTItem.BluePaletteColorLookupTableData !== undefined
-                    ? new Uint16Array(cpLUTItem.BluePaletteColorLookupTableData)
-                    : undefined,
+                  cpLUTItem.BluePaletteColorLookupTableData ?? undefined,
                 redSegmentedData:
-                  cpLUTItem.SegmentedRedPaletteColorLookupTableData !== null &&
-                  cpLUTItem.SegmentedRedPaletteColorLookupTableData !==
-                    undefined
-                    ? new Uint16Array(
-                        cpLUTItem.SegmentedRedPaletteColorLookupTableData,
-                      )
-                    : undefined,
+                  cpLUTItem.SegmentedRedPaletteColorLookupTableData ??
+                  undefined,
                 greenSegmentedData:
-                  cpLUTItem.SegmentedGreenPaletteColorLookupTableData !==
-                    null &&
-                  cpLUTItem.SegmentedGreenPaletteColorLookupTableData !==
-                    undefined
-                    ? new Uint16Array(
-                        cpLUTItem.SegmentedGreenPaletteColorLookupTableData,
-                      )
-                    : undefined,
+                  cpLUTItem.SegmentedGreenPaletteColorLookupTableData ??
+                  undefined,
                 blueSegmentedData:
-                  cpLUTItem.SegmentedBluePaletteColorLookupTableData !== null &&
-                  cpLUTItem.SegmentedBluePaletteColorLookupTableData !==
-                    undefined
-                    ? new Uint16Array(
-                        cpLUTItem.SegmentedBluePaletteColorLookupTableData,
-                      )
-                    : undefined,
+                  cpLUTItem.SegmentedBluePaletteColorLookupTableData ??
+                  undefined,
               })
             }
 

diff --git a/src/test/bun-preload.ts b/src/test/bun-preload.ts