Feature/v2/remove pages (#4445)

# Description of Changes

- Addition of the remove pages tool
- Addition of the remove blank pages tool

---

## Checklist

### General

- [ ] I have read the [Contribution
Guidelines](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/CONTRIBUTING.md)
- [ ] I have read the [Stirling-PDF Developer
Guide](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/devGuide/DeveloperGuide.md)
(if applicable)
- [ ] I have read the [How to add new languages to
Stirling-PDF](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/devGuide/HowToAddNewLanguage.md)
(if applicable)
- [ ] I have performed a self-review of my own code
- [ ] My changes generate no new warnings

### Documentation

- [ ] I have updated relevant docs on [Stirling-PDF's doc
repo](https://github.com/Stirling-Tools/Stirling-Tools.github.io/blob/main/docs/)
(if functionality has heavily changed)
- [ ] I have read the section [Add New Translation
Tags](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/devGuide/HowToAddNewLanguage.md#add-new-translation-tags)
(for new translation tags only)

### UI Changes (if applicable)

- [ ] Screenshots or videos demonstrating the UI changes are attached
(e.g., as comments or direct attachments in the PR)

### Testing (if applicable)

- [ ] I have tested my changes locally. Refer to the [Testing
Guide](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/devGuide/DeveloperGuide.md#6-testing)
for more details.

frontend/src/tools/RemoveBlanks.tsx

@@ -0,0 +1,70 @@
+import { useTranslation } from "react-i18next";
+import { createToolFlow } from "../components/tools/shared/createToolFlow";
+import { BaseToolProps, ToolComponent } from "../types/tool";
+import { useBaseTool } from "../hooks/tools/shared/useBaseTool";
+import { useRemoveBlanksParameters } from "../hooks/tools/removeBlanks/useRemoveBlanksParameters";
+import { useRemoveBlanksOperation } from "../hooks/tools/removeBlanks/useRemoveBlanksOperation";
+import RemoveBlanksSettings from "../components/tools/removeBlanks/RemoveBlanksSettings";
+import { useRemoveBlanksTips } from "../components/tooltips/useRemoveBlanksTips";
+
+const RemoveBlanks = (props: BaseToolProps) => {
+  const { t } = useTranslation();
+  const tooltipContent = useRemoveBlanksTips();
+
+  const base = useBaseTool(
+    'remove-blanks',
+    useRemoveBlanksParameters,
+    useRemoveBlanksOperation,
+    props
+  );
+
+  const settingsContent = (
+    <RemoveBlanksSettings
+      parameters={base.params.parameters}
+      onParameterChange={base.params.updateParameter}
+      disabled={base.endpointLoading}
+    />
+  );
+
+  const handleSettingsClick = () => {
+    if (base.hasResults) {
+      base.handleSettingsReset();
+    }
+  };
+
+  return createToolFlow({
+    files: {
+      selectedFiles: base.selectedFiles,
+      isCollapsed: base.hasResults,
+    },
+    steps: [
+      {
+        title: t("removeBlanks.settings.title", "Settings"),
+        isCollapsed: base.settingsCollapsed,
+        onCollapsedClick: handleSettingsClick,
+        content: settingsContent,
+        tooltip: tooltipContent,
+      },
+    ],
+    executeButton: {
+      text: t("removeBlanks.submit", "Remove blank pages"),
+      loadingText: t("loading"),
+      onClick: base.handleExecute,
+      isVisible: !base.hasResults,
+      disabled: !base.params.validateParameters() || !base.hasFiles || !base.endpointEnabled,
+    },
+    review: {
+      isVisible: base.hasResults,
+      operation: base.operation,
+      title: t("removeBlanks.results.title", "Removed Blank Pages"),
+      onFileClick: base.handleThumbnailClick,
+      onUndo: base.handleUndo,
+    },
+  });
+};
+
+RemoveBlanks.tool = () => useRemoveBlanksOperation;
+
+export default RemoveBlanks as ToolComponent;
+
+

frontend/src/tools/RemovePages.tsx

@@ -0,0 +1,64 @@
+import React from "react";
+import { useTranslation } from "react-i18next";
+import { createToolFlow } from "../components/tools/shared/createToolFlow";
+import { BaseToolProps, ToolComponent } from "../types/tool";
+import { useBaseTool } from "../hooks/tools/shared/useBaseTool";
+import { useRemovePagesParameters } from "../hooks/tools/removePages/useRemovePagesParameters";
+import { useRemovePagesOperation } from "../hooks/tools/removePages/useRemovePagesOperation";
+import RemovePagesSettings from "../components/tools/removePages/RemovePagesSettings";
+import { useRemovePagesTips } from "../components/tooltips/useRemovePagesTips";
+
+const RemovePages = (props: BaseToolProps) => {
+  const { t } = useTranslation();
+  const tooltipContent = useRemovePagesTips();
+
+  const base = useBaseTool(
+    'remove-pages',
+    useRemovePagesParameters,
+    useRemovePagesOperation,
+    props
+  );
+
+
+  const settingsContent = (
+    <RemovePagesSettings
+      parameters={base.params.parameters}
+      onParameterChange={base.params.updateParameter}
+      disabled={base.endpointLoading}
+    />
+  );
+
+  return createToolFlow({
+    files: {
+      selectedFiles: base.selectedFiles,
+      isCollapsed: base.hasResults,
+    },
+    steps: [
+      {
+        title: t("removePages.settings.title", "Settings"),
+        isCollapsed: base.settingsCollapsed,
+        onCollapsedClick: base.settingsCollapsed ? base.handleSettingsReset : undefined,
+        content: settingsContent,
+        tooltip: tooltipContent,
+      },
+    ],
+    executeButton: {
+      text: t("removePages.submit", "Remove Pages"),
+      loadingText: t("loading"),
+      onClick: base.handleExecute,
+      isVisible: !base.hasResults,
+      disabled: !base.params.validateParameters() || !base.hasFiles || !base.endpointEnabled,
+    },
+    review: {
+      isVisible: base.hasResults,
+      operation: base.operation,
+      title: t("removePages.results.title", "Pages Removed"),
+      onFileClick: base.handleThumbnailClick,
+      onUndo: base.handleUndo,
+    },
+  });
+};
+
+RemovePages.tool = () => useRemovePagesOperation;
+
+export default RemovePages as ToolComponent;