fixes V2 (#4483)

# Description of Changes

<!--
Please provide a summary of the changes, including:

- What was changed
- Why the change was made
- Any challenges encountered

Closes #(issue_number)
-->

---

## 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/public/locales/en-GB/translation.json

@@ -145,6 +145,7 @@
   "noFileSelected": "No file selected. Please upload one.",
   "legal": {
     "privacy": "Privacy Policy",
+    "iAgreeToThe": "I agree to all of the",
     "terms": "Terms and Conditions",
     "accessibility": "Accessibility",
     "cookie": "Cookie Policy",
@@ -2475,6 +2476,8 @@
     "title": "Sign in",
     "header": "Sign in",
     "signin": "Sign in",
+    "signInWith": "Sign in with",
+    "signInAnonymously": "Sign Up as a Guest",
     "rememberme": "Remember me",
     "invalid": "Invalid username or password.",
     "locked": "Your account has been locked.",
@@ -2493,7 +2496,54 @@
     "alreadyLoggedIn": "You are already logged in to",
     "alreadyLoggedIn2": "devices. Please log out of the devices and try again.",
     "toManySessions": "You have too many active sessions",
-    "logoutMessage": "You have been logged out."
+    "logoutMessage": "You have been logged out.",
+    "youAreLoggedIn": "You are logged in!",
+    "email": "Email",
+    "password": "Password",
+    "enterEmail": "Enter your email",
+    "enterPassword": "Enter your password",
+    "loggingIn": "Logging In...",
+    "signingIn": "Signing in...",
+    "login": "Login",
+    "or": "Or",
+    "useMagicLink": "Use magic link instead",
+    "enterEmailForMagicLink": "Enter your email for magic link",
+    "sending": "Sending…",
+    "sendMagicLink": "Send Magic Link",
+    "cancel": "Cancel",
+    "dontHaveAccount": "Don't have an account? Sign up",
+    "home": "Home",
+    "debug": "Debug",
+    "signOut": "Sign Out",
+    "pleaseEnterBoth": "Please enter both email and password",
+    "pleaseEnterEmail": "Please enter your email address",
+    "magicLinkSent": "Magic link sent to {{email}}! Check your email and click the link to sign in.",
+    "passwordResetSent": "Password reset link sent to {{email}}! Check your email and follow the instructions.",
+    "failedToSignIn": "Failed to sign in with {{provider}}: {{message}}",
+    "unexpectedError": "Unexpected error: {{message}}"
+  },
+  "signup": {
+    "title": "Create an account",
+    "subtitle": "Join Stirling PDF to get started",
+    "name": "Name",
+    "email": "Email",
+    "password": "Password",
+    "confirmPassword": "Confirm password",
+    "enterName": "Enter your name",
+    "enterEmail": "Enter your email",
+    "enterPassword": "Enter your password",
+    "confirmPasswordPlaceholder": "Confirm password",
+    "or": "or",
+    "creatingAccount": "Creating Account...",
+    "signUp": "Sign Up",
+    "alreadyHaveAccount": "Already have an account? Sign in",
+    "pleaseFillAllFields": "Please fill in all fields",
+    "passwordsDoNotMatch": "Passwords do not match",
+    "passwordTooShort": "Password must be at least 6 characters long",
+    "invalidEmail": "Please enter a valid email address",
+    "checkEmailConfirmation": "Check your email for a confirmation link to complete your registration.",
+    "accountCreatedSuccessfully": "Account created successfully! You can now sign in.",
+    "unexpectedError": "Unexpected error: {{message}}"
   },
   "pdfToSinglePage": {
     "title": "PDF To Single Page",
@@ -2551,6 +2601,28 @@
     "grayscale": {
       "label": "Apply Grayscale for Compression"
     },
+    "tooltip": {
+      "header": {
+        "title": "Compress Settings Overview"
+      },
+      "description": {
+        "title": "Description",
+        "text": "Compression is an easy way to reduce your file size. Pick File Size to enter a target size and have us adjust quality for you. Pick Quality to set compression strength manually."
+      },
+      "qualityAdjustment": {
+        "title": "Quality Adjustment",
+        "text": "Drag the slider to adjust the compression strength. Lower values (1-3) preserve quality but result in larger files. Higher values (7-9) shrink the file more but reduce image clarity.",
+        "bullet1": "Lower values preserve quality",
+        "bullet2": "Higher values reduce file size"
+      },
+      "grayscale": {
+        "title": "Grayscale",
+        "text": "Select this option to convert all images to black and white, which can significantly reduce file size especially for scanned PDFs or image-heavy documents."
+      }
+    },
+    "error": {
+      "failed": "An error occurred while compressing the PDF."
+    },
     "selectText": {
       "1": {
         "_value": "Compression Settings",
@@ -2799,6 +2871,16 @@
     "rotateRight": "Rotate Right",
     "toggleSidebar": "Toggle Sidebar"
   },
+  "search": {
+    "title": "Search PDF",
+    "placeholder": "Enter search term..."
+  },
+  "guestBanner": {
+    "title": "You're using Stirling PDF as a guest!",
+    "message": "Create a free account to save your work, access more features, and support the project.",
+    "dismiss": "Dismiss banner",
+    "signUp": "Sign Up Free"
+  },
   "toolPicker": {
     "searchPlaceholder": "Search tools...",
     "noToolsFound": "No tools found",
@@ -3163,5 +3245,63 @@
       "processImages": "Process Images",
       "processImagesDesc": "Converts multiple image files into a single PDF document, then applies OCR technology to extract searchable text from the images."
     }
-  }
+  },
+  "common": {
+    "copy": "Copy",
+    "copied": "Copied!",
+    "refresh": "Refresh",
+    "retry": "Retry",
+    "remaining": "remaining",
+    "used": "used",
+    "available": "available",
+    "cancel": "Cancel"
+  },
+  "config": {
+    "account": {
+      "overview": {
+        "title": "Account Settings",
+        "manageAccountPreferences": "Manage your account preferences",
+        "guestDescription": "You are signed in as a guest. Consider upgrading your account above."
+      },
+      "upgrade": {
+        "title": "Upgrade Guest Account",
+        "description": "Link your account to preserve your history and access more features!",
+        "socialLogin": "Upgrade with Social Account",
+        "linkWith": "Link with",
+        "emailPassword": "or enter your email & password",
+        "email": "Email",
+        "emailPlaceholder": "Enter your email",
+        "password": "Password (optional)",
+        "passwordPlaceholder": "Set a password",
+        "passwordNote": "Leave empty to use email verification only",
+        "upgradeButton": "Upgrade Account"
+      }
+    },
+    "apiKeys": {
+      "description": "Your API key for accessing Stirling's suite of PDF tools. Copy it to your project or refresh to generate a new one.",
+      "publicKeyAriaLabel": "Public API key",
+      "copyKeyAriaLabel": "Copy API key",
+      "refreshAriaLabel": "Refresh API key",
+      "includedCredits": "Included credits",
+      "purchasedCredits": "Purchased credits",
+      "totalCredits": "Total Credits",
+      "chartAriaLabel": "Credits usage: included {{includedUsed}} of {{includedTotal}}, purchased {{purchasedUsed}} of {{purchasedTotal}}",
+      "nextReset": "Next Reset",
+      "lastApiUse": "Last API Use",
+      "overlayMessage": "Generate a key to see credits and available credits",
+      "label": "API Key",
+      "guestInfo": "Guest users do not receive API keys. Create an account to get an API key you can use in your applications.",
+      "goToAccount": "Go to Account",
+      "refreshModal": {
+        "title": "Refresh API Keys",
+        "warning": "⚠️ Warning: This action will generate new API keys and make your previous keys invalid.",
+        "impact": "Any applications or services currently using these keys will stop working until you update them with the new keys.",
+        "confirmPrompt": "Are you sure you want to continue?",
+        "confirmCta": "Refresh Keys"
+      },
+      "generateError": "We couldn't generate your API key."
+    }
+  },
+  "termsAndConditions": "Terms & Conditions",
+  "logOut": "Log out"
 }

frontend/src/components/layout/Workbench.tsx

@@ -4,7 +4,6 @@ import { useToolWorkflow } from '../../contexts/ToolWorkflowContext';
 import { useFileHandler } from '../../hooks/useFileHandler';
 import { useFileState } from '../../contexts/FileContext';
 import { useNavigationState, useNavigationActions } from '../../contexts/NavigationContext';
-import { useToolManagement } from '../../hooks/useToolManagement';
 import './Workbench.css';
 
 import TopControls from '../shared/TopControls';
@@ -39,8 +38,8 @@ export default function Workbench() {
   // Get navigation state - this is the source of truth
   const { selectedTool: selectedToolId } = useNavigationState();
 
-  // Get tool registry to look up selected tool
-  const { toolRegistry } = useToolManagement();
+  // Get tool registry from context (instead of direct hook call)
+  const { toolRegistry } = useToolWorkflow();
   const selectedTool = selectedToolId ? toolRegistry[selectedToolId] : null;
   const { addFiles } = useFileHandler();
 

frontend/src/components/tools/ToolRenderer.tsx

@@ -1,5 +1,5 @@
 import React, { Suspense } from "react";
-import { useToolManagement } from "../../hooks/useToolManagement";
+import { useToolWorkflow } from "../../contexts/ToolWorkflowContext";
 import { BaseToolProps } from "../../types/tool";
 import ToolLoadingFallback from "./ToolLoadingFallback";
 
@@ -14,8 +14,8 @@ const ToolRenderer = ({
   onComplete,
   onError,
 }: ToolRendererProps) => {
-  // Get the tool from registry
-  const { toolRegistry } = useToolManagement();
+  // Get the tool from context (instead of direct hook call)
+  const { toolRegistry } = useToolWorkflow();
   const selectedTool = toolRegistry[selectedToolKey];
 
   if (!selectedTool || !selectedTool.component) {

frontend/src/contexts/ToolWorkflowContext.tsx

@@ -75,6 +75,7 @@ interface ToolWorkflowContextValue extends ToolWorkflowState {
   selectedToolKey: string | null;
   selectedTool: ToolRegistryEntry | null;
   toolRegistry: any; // From useToolManagement
+  getSelectedTool: (toolId: string | null) => ToolRegistryEntry | null;
 
   // UI Actions
   setSidebarsVisible: (visible: boolean) => void;
@@ -247,6 +248,7 @@ export function ToolWorkflowProvider({ children }: ToolWorkflowProviderProps) {
     selectedToolKey: navigationState.selectedTool,
     selectedTool,
     toolRegistry,
+    getSelectedTool,
 
     // Actions
     setSidebarsVisible,
@@ -276,6 +278,7 @@ export function ToolWorkflowProvider({ children }: ToolWorkflowProviderProps) {
     navigationState.selectedTool,
     selectedTool,
     toolRegistry,
+    getSelectedTool,
     setSidebarsVisible,
     setLeftPanelView,
     setReaderMode,

frontend/src/hooks/useSidebarNavigation.ts

@@ -1,6 +1,6 @@
 import { useCallback } from 'react';
 import { useToolNavigation } from './useToolNavigation';
-import { useToolManagement } from './useToolManagement';
+import { useToolWorkflow } from '../contexts/ToolWorkflowContext';
 import { handleUnlessSpecialClick } from '../utils/clickHandlers';
 
 export interface SidebarNavigationProps {
@@ -19,7 +19,7 @@ export function useSidebarNavigation(): {
   getToolNavigation: (toolId: string) => SidebarNavigationProps | null;
 } {
   const { getToolNavigation: getToolNavProps } = useToolNavigation();
-  const { getSelectedTool } = useToolManagement();
+  const { getSelectedTool } = useToolWorkflow();
 
   const defaultNavClick = useCallback((e: React.MouseEvent) => {
     handleUnlessSpecialClick(e, () => {

frontend/src/hooks/useSuggestedTools.ts

@@ -1,7 +1,7 @@
 import { useMemo } from 'react';
 import { useNavigationState } from '../contexts/NavigationContext';
 import { useToolNavigation } from './useToolNavigation';
-import { useToolManagement } from './useToolManagement';
+import { useToolWorkflow } from '../contexts/ToolWorkflowContext';
 import { ToolId } from '../types/toolId';
 
 // Material UI Icons
@@ -50,7 +50,7 @@ const ALL_SUGGESTED_TOOLS: Omit<SuggestedTool, 'href' | 'onClick'>[] = [
 export function useSuggestedTools(): SuggestedTool[] {
   const { selectedTool } = useNavigationState();
   const { getToolNavigation } = useToolNavigation();
-  const { getSelectedTool } = useToolManagement();
+  const { getSelectedTool } = useToolWorkflow();
 
   return useMemo(() => {
     // Filter out the current tool

frontend/src/types/toolId.ts

@@ -1,5 +1,5 @@
 // Define all possible tool IDs as source of truth
-const TOOL_IDS = [
+export const TOOL_IDS = [
   'certSign',
   'sign',
   'addPassword',

frontend/src/utils/urlMapping.ts

@@ -2,10 +2,20 @@ import { ToolId } from '../types/toolId';
 
 // Map URL paths to tool keys (multiple URLs can map to same tool)
 export const URL_TO_TOOL_MAP: Record<string, ToolId> = {
-  '/split-pdfs': 'split',
+  // Basic tools - standard patterns
   '/split': 'split',
+  '/split-pdfs': 'split',
+  '/merge': 'merge',
   '/merge-pdfs': 'merge',
+  '/compress': 'compress',
   '/compress-pdf': 'compress',
+  '/rotate': 'rotate',
+  '/rotate-pdf': 'rotate',
+  '/repair': 'repair',
+  '/flatten': 'flatten',
+  '/crop': 'crop',
+
+  // Convert tool and all its variants
   '/convert': 'convert',
   '/convert-pdf': 'convert',
   '/file-to-pdf': 'convert',
@@ -18,20 +28,101 @@ export const URL_TO_TOOL_MAP: Record<string, ToolId> = {
   '/pdf-to-pdfa': 'convert',
   '/pdf-to-word': 'convert',
   '/pdf-to-xml': 'convert',
+
+  // Security tools
   '/add-password': 'addPassword',
+  '/remove-password': 'removePassword',
   '/change-permissions': 'changePermissions',
+  '/cert-sign': 'certSign',
+  '/manage-signatures': 'certSign',
+  '/remove-certificate-sign': 'removeCertSign',
+  '/remove-cert-sign': 'removeCertSign',
+  '/unlock-pdf-forms': 'unlockPDFForms',
+  '/validate-signature': 'validateSignature',
+  '/manage-certificates': 'manageCertificates',
+
+  // Content manipulation
+  '/sanitize': 'sanitize',
   '/sanitize-pdf': 'sanitize',
   '/ocr': 'ocr',
   '/ocr-pdf': 'ocr',
+  '/watermark': 'watermark',
   '/add-watermark': 'watermark',
-  '/remove-password': 'removePassword',
+  '/add-image': 'addImage',
+  '/add-stamp': 'addStamp',
+  '/add-page-numbers': 'addPageNumbers',
+  '/redact': 'redact',
+
+  // Page manipulation
+  '/remove-pages': 'removePages',
+  '/remove-blanks': 'removeBlanks',
+  '/extract-pages': 'extractPages',
+  '/reorganize-pages': 'reorganizePages',
   '/single-large-page': 'pdfToSinglePage',
-  '/repair': 'repair',
-  '/rotate-pdf': 'rotate',
-  '/unlock-pdf-forms': 'unlockPDFForms',
-  '/remove-certificate-sign': 'removeCertSign',
-  '/remove-cert-sign': 'removeCertSign',
-  '/cert-sign': 'certSign',
-  '/manage-signatures': 'certSign',
+  '/page-layout': 'pageLayout',
+  '/scale-pages': 'scalePages',
   '/booklet-imposition': 'bookletImposition',
+
+  // Splitting tools
+  '/auto-split-pdf': 'autoSplitPDF',
+  '/auto-size-split-pdf': 'autoSizeSplitPDF',
+  '/scanner-image-split': 'scannerImageSplit',
+
+  // Annotation and content removal
+  '/remove-annotations': 'removeAnnotations',
+  '/remove-image': 'removeImage',
+
+  // Image and visual tools
+  '/extract-images': 'extractImages',
+  '/adjust-contrast': 'adjustContrast',
+  '/fake-scan': 'fakeScan',
+  '/replace-color-pdf': 'replaceColorPdf',
+
+  // Metadata and info
+  '/change-metadata': 'changeMetadata',
+  '/get-pdf-info': 'getPdfInfo',
+  '/add-attachments': 'addAttachments',
+
+  // Advanced tools
+  '/overlay-pdfs': 'overlayPdfs',
+  '/edit-table-of-contents': 'editTableOfContents',
+  '/auto-rename': 'autoRename',
+  '/compare': 'compare',
+  '/multi-tool': 'multiTool',
+  '/show-js': 'showJS',
+
+  // Special/utility tools
+  '/read': 'read',
+  '/automate': 'automate',
+  '/sign': 'sign',
+
+  // Developer tools
+  '/dev-api': 'devApi',
+  '/dev-folder-scanning': 'devFolderScanning',
+  '/dev-sso-guide': 'devSsoGuide',
+  '/dev-airgapped': 'devAirgapped',
+
+  // Legacy URL mappings from sitemap
+  '/pdf-organizer': 'reorganizePages',
+  '/multi-page-layout': 'pageLayout',
+  '/extract-page': 'extractPages',
+  '/pdf-to-single-page': 'pdfToSinglePage',
+  '/img-to-pdf': 'convert',
+  '/pdf-to-presentation': 'convert',
+  '/pdf-to-text': 'convert',
+  '/pdf-to-html': 'convert',
+  '/auto-redact': 'redact',
+  '/stamp': 'addStamp',
+  '/view-pdf': 'read',
+  '/get-info-on-pdf': 'getPdfInfo',
+  '/remove-image-pdf': 'removeImage',
+  '/replace-and-invert-color-pdf': 'replaceColorPdf',
+  '/pipeline': 'automate',
+  '/extract-image-scans': 'scannerImageSplit',
+  '/show-javascript': 'showJS',
+  '/scanner-effect': 'fakeScan',
+  '/split-by-size-or-count': 'autoSizeSplitPDF',
+  '/overlay-pdf': 'overlayPdfs',
+  '/split-pdf-by-sections': 'autoSplitPDF',
+  '/split-pdf-by-chapters': 'autoSplitPDF',
 };