Ghost/ghost/admin/app/templates/settings/labs.hbs

<section class="gh-canvas">
    <GhCanvasHeader class="gh-canvas-header">
        <h2 class="gh-canvas-title" data-test-screen-title>
            <LinkTo @route="settings">Settings</LinkTo>
            <span>{{svg-jar "arrow-right"}}</span>
            Labs
        </h2>
    </GhCanvasHeader>

    <section class="view-container settings-debug">
        <p class="gh-box gh-box-tip">{{svg-jar "idea"}}This is a testing ground for new or experimental features. They may change, break or inexplicably disappear at any time.</p>

        <div class="gh-main-section">
            <h4 class="gh-main-section-header small bn">Migration options</h4>
            <div class="gh-expandable {{if this.importErrors "overflow-hidden"}}">
                <div class="gh-expandable-block">
                    <div class="gh-expandable-header">
                        <div>
                            <h4 class="gh-expandable-title">Import content</h4>
                            <p class="gh-expandable-description">Import posts from another Ghost installation</p>
                        </div>
                        <form id="settings-import" enctype="multipart/form-data">
                            <GhFileUpload
                                @id="importfile"
                                @classNames="flex"
                                @uploadButtonText={{this.uploadButtonText}}
                                @onUpload={{action "onUpload"}}
                                @acceptEncoding={{this.importMimeType}}
                                data-test-file-input="import"
                            />
                        </form>
                    </div>
                    {{#if this.importErrors}}
                        <div class="gh-import-errors {{if this.importSuccessful "gh-import-errors-alert"}}" data-test-import-errors>
                            <div class="gh-import-errors-title">
                                {{#if this.importSuccessful}}
                                    Import successful with warnings
                                {{else}}
                                    Import failed
                                {{/if}}
                            </div>

                            {{#each this.importErrors as |error|}}
                                <div class="gh-import-error" data-test-import-error>
                                    <p class="gh-import-error-message" data-test-import-error-message>
                                        {{#if error.help}}{{error.help}}: {{/if}}{{error.message}}
                                    </p>

                                    {{#if error.context}}
                                        <div class="gh-import-error-entry" data-test-import-error-context>
                                            <pre>{{error.context}}</pre>
                                        </div>
                                    {{/if}}
                                </div>
                            {{/each}}
                        </div>
                    {{/if}}
                </div>

                <div class="gh-expandable-block">
                    <div class="gh-expandable-header">
                        <div>
                            <h4 class="gh-expandable-title">Export your content</h4>
                            <p class="gh-expandable-description">Download all of your posts and settings in a single, glorious JSON file</p>
                        </div>
                        <button type="button" class="gh-btn" {{action "downloadFile" "db"}}><span>Export</span></button>
                    </div>
                </div>

                <div class="gh-expandable-block">
                    <div class="gh-expandable-header">
                        <div>
                            <h4 class="gh-expandable-title">Delete all content</h4>
                            <p class="gh-expandable-description">Permanently delete all posts and tags from the database, a hard reset</p>
                        </div>
                        <button type="button" class="gh-btn gh-btn-red" {{on "click" this.confirmDeleteAll}} data-test-button="delete-all"><span>Delete</span></button>
                    </div>
                </div>
            </div>
        </div>

        <div class="gh-main-section">
            <h4 class="gh-main-section-header small bn">Beta features</h4>
            <div class="gh-expandable">
                <div class="gh-expandable-block">
                    <GhUploader
                        @extensions={{this.redirectsFileExtensions}}
                        @uploadUrl="/redirects/upload/"
                        @paramName="redirects"
                        @onUploadSuccess={{perform this.redirectUploadResult true}}
                        @onUploadFailure={{perform this.redirectUploadResult false}}
                        as |uploader|
                    >
                    <div class="gh-expandable-header">
                        <div>
                            <h4 class="gh-expandable-title">Redirects</h4>
                            <p class="gh-expandable-description">Configure redirects for old or moved content, more info in <a href="https://ghost.org/tutorials/implementing-redirects/" target="_blank" rel="noopener noreferrer">the docs</a></p>
                        </div>
                        <div class="gh-setting-action flex flex-column items-end">
                            {{#if uploader.isUploading}}
                                {{uploader.progressBar}}
                            {{else}}
                                <button
                                    type="button"
                                    class="gh-btn gh-btn-icon {{if this.redirectSuccess "gh-btn-green"}} {{if this.redirectFailure "gh-btn-red"}}"
                                    onclick={{action "triggerFileDialog"}}
                                    data-test-button="upload-redirects"
                                >
                                    <span>
                                        {{#if this.redirectSuccess}}
                                            {{svg-jar "check-circle"}} Uploaded
                                        {{else if this.redirectFailure}}
                                            {{svg-jar "retry"}} Upload Failed
                                        {{else}}
                                            Upload redirects YAML/JSON
                                        {{/if}}
                                    </span>
                                </button>
                                <div><a href="#" {{action "downloadFile" "redirects/download"}} data-test-link="download-redirects">Download current redirects</a></div>
                            {{/if}}

                            {{#each uploader.errors as |error|}}
                                <div class="gh-setting-error" data-test-error="redirects">{{or error.context error.message}}</div>
                            {{/each}}

                            <div style="display:none">
                                <GhFileInput @multiple={{false}} @action={{uploader.setFiles}} @accept={{this.redirectsFileMimeTypes}} data-test-file-input="redirects" />
                            </div>
                        </div>
                    </div>
                    </GhUploader>
                </div>

                <div class="gh-expandable-block">
                    <GhUploader
                        @extensions={{this.yamlExtension}}
                        @uploadUrl="/settings/routes/yaml/"
                        @paramName="routes"
                        @onUploadSuccess={{perform this.routesUploadResult true}}
                        @onUploadFailure={{perform this.routesUploadResult false}}
                        as |uploader|
                    >
                    <div class="gh-expandable-header">
                        <div>
                            <h4 class="gh-expandable-title">Routes</h4>
                            <p class="gh-expandable-description">Configure dynamic routing by modifying the routes.yaml file</p>
                        </div>
                        <div class="gh-setting-action flex flex-column items-end">
                            {{#if uploader.isUploading}}
                                {{uploader.progressBar}}
                            {{else}}
                                <button
                                    type="button"
                                    class="gh-btn gh-btn-icon {{if this.routesSuccess "gh-btn-green"}} {{if this.routesFailure "gh-btn-red"}}"
                                    onclick={{action "triggerFileDialog"}}
                                    data-test-button="upload-routes"
                                >
                                    <span>
                                        {{#if this.routesSuccess}}
                                            {{svg-jar "check-circle"}} Uploaded
                                        {{else if this.routesFailure}}
                                            {{svg-jar "retry"}} Upload Failed
                                        {{else}}
                                            Upload routes YAML
                                        {{/if}}
                                    </span>
                                </button>
                                <div><a href="#" {{action "downloadFile" "settings/routes/yaml"}} data-test-link="download-routes">Download current routes.yaml</a></div>
                            {{/if}}

                            {{#each uploader.errors as |error|}}
                                <div class="gh-setting-error" data-test-error="routes">{{or error.context error.message}}</div>
                            {{/each}}

                            <div style="display:none">
                                <GhFileInput @multiple={{false}} @action={{uploader.setFiles}} @accept={{this.yamlAccept}} data-test-file-input="routes" />
                            </div>
                        </div>
                    </div>
                    </GhUploader>
                </div>
            </div>
        </div>


        {{#if (enable-developer-experiments)}}
         <div class="gh-main-section">
            <h4 class="gh-main-section-header small bn">Alpha Features</h4>
            <div class="gh-expandable">
                <div class="gh-expandable-block">
                    <div class="gh-expandable-header">
                        <div>
                            <h4 class="gh-expandable-title">URL Cache</h4>
                            <p class="gh-expandable-description">
                               Enable URL Caching
                            </p>
                        </div>
                        <div class="for-switch">
                           <GhFeatureFlag @flag="urlCache" />
                        </div>
                    </div>
                </div>
                <div class="gh-expandable-block">
                    <div class="gh-expandable-header">
                        <div>
                            <h4 class="gh-expandable-title">Cardmageddon - Before/After</h4>
                            <p class="gh-expandable-description">
                                Card for comparing two images
                            </p>
                        </div>
                        <div class="for-switch">
                           <GhFeatureFlag @flag="beforeAfterCard" />
                        </div>
                    </div>
                </div>
                <div class="gh-expandable-block">
                    <div class="gh-expandable-header">
                        <div>
                            <h4 class="gh-expandable-title">Member Attribution</h4>
                            <p class="gh-expandable-description">
                               Track which posts & pages are driving Member Subscriptions & Paid Conversions
                            </p>
                        </div>
                        <div class="for-switch">
                           <GhFeatureFlag @flag="memberAttribution" />
                        </div>
                    </div>
                </div>
                <div class="gh-expandable-block">
                    <div class="gh-expandable-header">
                        <div>
                            <h4 class="gh-expandable-title">Source Attribution</h4>
                            <p class="gh-expandable-description">
                               Track which external sources are driving Member Subscriptions & Paid Conversions (Needs Member Attribution flag)
                            </p>
                        </div>
                        <div class="for-switch">
                           <GhFeatureFlag @flag="sourceAttribution" />
                        </div>
                    </div>
                </div>
                <div class="gh-expandable-block">
                    <div class="gh-expandable-header">
                        <div>
                            <h4 class="gh-expandable-title">Lexical editor</h4>
                            <p class="gh-expandable-description">
                               Makes lexical editor the default when creating new posts/pages.
                            </p>
                        </div>
                        <div class="for-switch">
                           <GhFeatureFlag @flag="lexicalEditor" />
                        </div>
                    </div>
                </div>
            </div>
        </div>
        {{/if}}
    </section>
</section>