Actually we cant use this any more, in case settings are in app config

docs/usage.md

@@ -1086,7 +1086,8 @@ Paperless-ngx supports performing OCR on documents using remote services. At the
 [Microsoft's Azure "Document Intelligence" service](https://azure.microsoft.com/en-us/products/ai-services/ai-document-intelligence).
 This is of course a paid service (with a free tier) which requires an Azure account and subscription. Azure AI is not affiliated with
 Paperless-ngx in any way. When enabled, Paperless-ngx will automatically send appropriate documents to Azure for OCR processing, bypassing
-the local OCR engine. See the [configuration](configuration.md#PAPERLESS_REMOTE_OCR_ENGINE) options for more details.
+the local OCR engine. See the [configuration](configuration.md#PAPERLESS_REMOTE_OCR_ENGINE) options for more details. These
+settings can be supplied as environment variables or via **Application Configuration**.
 
 Additionally, when using a commercial service with this feature, consider both potential costs as well as any associated file size
 or page limitations (e.g. with a free tier).

src-ui/src/app/components/admin/config/config.component.html

@@ -14,8 +14,12 @@
                 <a ngbNavLink>{{category}}</a>
                 <ng-template ngbNavContent>
                     <div class="p-3">
+                        @for (section of getCategorySections(category); track section) {
+                            @if (section) {
+                                <h5 class="mt-4 mb-3">{{section}}</h5>
+                            }
                             <div class="row row-cols-1 row-cols-md-2 row-cols-lg-3 g-2">
-                            @for (option of getCategoryOptions(category); track option.key) {
+                                @for (option of getCategoryOptions(category, section); track option.key) {
                                     <div class="col">
                                         <div class="card bg-light">
                                             <div class="card-body">
@@ -51,6 +55,7 @@
                                     </div>
                                 }
                             </div>
+                        }
                     </div>
                 </ng-template>
             </li>

src-ui/src/app/components/admin/config/config.component.spec.ts

@@ -8,7 +8,11 @@ import { NgbModule } from '@ng-bootstrap/ng-bootstrap'
 import { NgSelectModule } from '@ng-select/ng-select'
 import { NgxBootstrapIconsModule, allIcons } from 'ngx-bootstrap-icons'
 import { of, throwError } from 'rxjs'
-import { OutputTypeConfig } from 'src/app/data/paperless-config'
+import {
+  ConfigCategory,
+  ConfigSection,
+  OutputTypeConfig,
+} from 'src/app/data/paperless-config'
 import { ConfigService } from 'src/app/services/config.service'
 import { SettingsService } from 'src/app/services/settings.service'
 import { ToastService } from 'src/app/services/toast.service'
@@ -158,4 +162,23 @@ describe('ConfigComponent', () => {
     component.resetOption('barcodes_enabled')
     expect(component.configForm.get('barcodes_enabled').value).toBeNull()
   })
+
+  it('should group options into sections within a category, or not', () => {
+    const sections = component.getCategorySections(ConfigCategory.OCR)
+    expect(sections).toEqual([null, ConfigSection.RemoteOCR])
+    expect(
+      component
+        .getCategoryOptions(ConfigCategory.OCR)
+        .map((option) => option.key)
+    ).toContain('output_type')
+    expect(
+      component
+        .getCategoryOptions(ConfigCategory.OCR, ConfigSection.RemoteOCR)
+        .map((option) => option.key)
+    ).toEqual([
+      'remote_ocr_engine',
+      'remote_ocr_api_key',
+      'remote_ocr_endpoint',
+    ])
+  })
 })

src-ui/src/app/components/admin/config/config.component.ts

@@ -74,8 +74,20 @@ export class ConfigComponent
     return Object.values(ConfigCategory)
   }
 
-  getCategoryOptions(category: string): ConfigOption[] {
+  getCategorySections(category: string): string[] {
-    return PaperlessConfigOptions.filter((o) => o.category === category)
+    return [
+      ...new Set(
+        PaperlessConfigOptions.filter((o) => o.category === category).map(
+          (o) => o.section ?? null // null means no section
+        )
+      ),
+    ]
+  }
+
+  getCategoryOptions(category: string, section: string = null): ConfigOption[] {
+    return PaperlessConfigOptions.filter(
+      (o) => o.category === category && (o.section ?? null) === section
+    )
   }
 
   initialConfig: PaperlessConfig

src-ui/src/app/components/document-list/document-list.component.scss

@@ -64,6 +64,13 @@ $paperless-card-breakpoints: (
   }
 }
 
+// Popper may place a dropdown above its toggle when the virtual keyboard
+// reduces the available viewport, increase the z-index so navbar doesn't
+// obscure it. See github.com/paperless-ngx/paperless-ngx/pull/13694
+:host ::ng-deep .sticky-top:has(.dropdown-menu.show) {
+  z-index: 1040;
+}
+
 @media (max-width: 579.98px) {
   :host-context(main.mobile-search-hidden) .sticky-top {
     top: calc(3.5rem - 2px); // height of navbar only when search is hidden

src-ui/src/app/data/paperless-config.ts

@@ -54,6 +54,10 @@ export const ConfigCategory = {
   AI: $localize`AI Settings`,
 }
 
+export const ConfigSection = {
+  RemoteOCR: $localize`Remote OCR`,
+}
+
 export const LLMEmbeddingBackendConfig = {
   OPENAI_LIKE: 'openai-like',
   HUGGINGFACE: 'huggingface',
@@ -65,6 +69,10 @@ export const LLMBackendConfig = {
   OLLAMA: 'ollama',
 }
 
+export const RemoteOCREngineConfig = {
+  AZURE_AI: 'azureai',
+}
+
 export interface ConfigOption {
   key: string
   title: string
@@ -72,6 +80,7 @@ export interface ConfigOption {
   choices?: Array<{ id: string; name: string }>
   config_key?: string
   category: string
+  section?: string
   note?: string
 }
 
@@ -181,6 +190,33 @@ export const PaperlessConfigOptions: ConfigOption[] = [
     config_key: 'PAPERLESS_OCR_USER_ARGS',
     category: ConfigCategory.OCR,
   },
+  {
+    key: 'remote_ocr_engine',
+    title: $localize`Remote OCR Engine`,
+    type: ConfigOptionType.Select,
+    choices: mapToItems(RemoteOCREngineConfig),
+    config_key: 'PAPERLESS_REMOTE_OCR_ENGINE',
+    category: ConfigCategory.OCR,
+    section: ConfigSection.RemoteOCR,
+    note: $localize`Enabling remote OCR sends documents to a third-party service for processing. Consider the privacy implications as well as potential costs before enabling.`,
+  },
+  {
+    key: 'remote_ocr_api_key',
+    title: $localize`Remote OCR API Key`,
+    type: ConfigOptionType.Password,
+    config_key: 'PAPERLESS_REMOTE_OCR_API_KEY',
+    category: ConfigCategory.OCR,
+    section: ConfigSection.RemoteOCR,
+  },
+  {
+    key: 'remote_ocr_endpoint',
+    title: $localize`Remote OCR Endpoint`,
+    type: ConfigOptionType.String,
+    config_key: 'PAPERLESS_REMOTE_OCR_ENDPOINT',
+    category: ConfigCategory.OCR,
+    section: ConfigSection.RemoteOCR,
+    note: $localize`Required when using the Azure AI engine.`,
+  },
   {
     key: 'app_logo',
     title: $localize`Application Logo`,
@@ -398,6 +434,9 @@ export interface PaperlessConfig extends ObjectWithId {
   barcode_enable_tag: boolean
   barcode_tag_mapping: object
   barcode_tag_split: boolean
+  remote_ocr_engine: string
+  remote_ocr_api_key: string
+  remote_ocr_endpoint: string
   ai_enabled: boolean
   llm_embedding_backend: string
   llm_embedding_model: string

src-ui/src/theme.scss

@@ -66,6 +66,17 @@ $form-check-radio-checked-bg-image-dark: url("data:image/svg+xml,<svg xmlns='htt
   color: var(--pngx-primary-text-contrast);
 }
 
+.dropdown-menu > .list-group-flush:only-child {
+  > .list-group-item:first-child {
+    border-top-left-radius: var(--bs-dropdown-border-radius);
+    border-top-right-radius: var(--bs-dropdown-border-radius);
+  }
+  > .list-group-item:last-child {
+    border-bottom-left-radius: var(--bs-dropdown-border-radius);
+    border-bottom-right-radius: var(--bs-dropdown-border-radius);
+  }
+}
+
 // Dark mode
 @mixin paperless-green-dark-mode {
   --pngx-primary-lightness: 31%;

src/documents/tests/test_api_app_config.py

@@ -72,6 +72,9 @@ class TestApiAppConfig(DirectoriesMixin, APITestCase):
                 "barcode_enable_tag": None,
                 "barcode_tag_mapping": None,
                 "barcode_tag_split": None,
+                "remote_ocr_engine": None,
+                "remote_ocr_api_key": None,
+                "remote_ocr_endpoint": None,
                 "ai_enabled": False,
                 "llm_embedding_backend": None,
                 "llm_embedding_model": None,
@@ -870,6 +873,49 @@ class TestApiAppConfig(DirectoriesMixin, APITestCase):
         config.refresh_from_db()
         self.assertEqual(config.llm_api_key, None)
 
+    def test_update_remote_ocr_api_key(self) -> None:
+        """
+        GIVEN:
+            - Existing config with remote_ocr_api_key specified
+        WHEN:
+            - API to update remote_ocr_api_key is called with all *s
+            - API to update remote_ocr_api_key is called with empty string
+        THEN:
+            - remote_ocr_api_key is unchanged
+            - remote_ocr_api_key is set to None
+        """
+        config = ApplicationConfiguration.objects.first()
+        assert config is not None
+        config.remote_ocr_api_key = "1234567890"
+        config.save()
+
+        # Test with all *
+        response = self.client.patch(
+            f"{self.ENDPOINT}1/",
+            json.dumps(
+                {
+                    "remote_ocr_api_key": "*" * 32,
+                },
+            ),
+            content_type="application/json",
+        )
+        self.assertEqual(response.status_code, status.HTTP_200_OK)
+        config.refresh_from_db()
+        self.assertEqual(config.remote_ocr_api_key, "1234567890")
+        # Test with empty string
+        response = self.client.patch(
+            f"{self.ENDPOINT}1/",
+            json.dumps(
+                {
+                    "remote_ocr_api_key": "",
+                },
+            ),
+            content_type="application/json",
+        )
+        self.assertEqual(response.status_code, status.HTTP_200_OK)
+        config.refresh_from_db()
+        self.assertEqual(config.remote_ocr_api_key, None)
+
     def test_enable_ai_index_triggers_update(self) -> None:
         """
         GIVEN: