feat: Implement route planning feature with project selection and optimization

- Added route planning functionality to the map page, allowing users to select projects for routing.
- Implemented state management for route projects, start/end points, and search functionality.
- Integrated OpenRouteService API for route calculation and optimization.
- Enhanced UI with a route planning panel, including search and drag-and-drop reordering of projects.
- Added visual indicators for route start and end points on the map.
- Included translations for route planning features in both Polish and English.
- Created utility functions for route calculations, optimizations, and formatting of route data.

src/lib/i18n.js

@@ -307,7 +307,34 @@ const translations = {
       viewAllProjects: "Zobacz wszystkie projekty",
       zoomIn: "Przybliż",
       zoomOut: "Oddal",
-      viewProjectDetails: "Zobacz szczegóły projektu"
+      viewProjectDetails: "Zobacz szczegóły projektu",
+      routePlanning: {
+        title: "Planowanie trasy",
+        projects: "projektów",
+        searchPlaceholder: "Szukaj projektów...",
+        noProjectsFound: "Nie znaleziono projektów pasujących do \"{{query}}\"",
+        searchHintText: "Spróbuj szukać po nazwie projektu lub numerze WP",
+        searchHint: "Przeciągnij aby zmienić kolejność",
+        searchHintIcons: "Ustaw początek • Ustaw koniec • Usuń",
+        dragToReorder: "Przeciągnij aby zmienić kolejność",
+        setStart: "Ustaw początek",
+        setEnd: "Ustaw koniec",
+        remove: "Usuń",
+        start: "START",
+        end: "KONIEC",
+        setAsStartPoint: "Ustaw jako punkt początkowy",
+        setAsEndPoint: "Ustaw jako punkt końcowy",
+        removeFromRoute: "Usuń z trasy",
+        calculating: "Obliczanie...",
+        findOptimalRoute: "Znajdź optymalną trasę",
+        calculateRoute: "Oblicz trasę",
+        routeCalculated: "Trasa obliczona",
+        optimized: "zoptymalizowana",
+        method: "Metoda",
+        error: "Błąd",
+        planRoutes: "Planuj trasy między projektami",
+        clickToAddProjects: "Kliknij na znaczniki projektów, aby dodać je do trasy"
+      }
     },
 
     // Tasks
@@ -753,7 +780,34 @@ const translations = {
       viewAllProjects: "View All Projects",
       zoomIn: "Zoom In",
       zoomOut: "Zoom Out",
-      viewProjectDetails: "View Project Details"
+      viewProjectDetails: "View Project Details",
+      routePlanning: {
+        title: "Route Planning",
+        projects: "projects",
+        searchPlaceholder: "Search projects...",
+        noProjectsFound: "No projects found matching \"{{query}}\"",
+        searchHintText: "Try searching by project name or WP number",
+        searchHint: "Drag to reorder",
+        searchHintIcons: "Set start • Set end • Remove",
+        dragToReorder: "Drag to reorder",
+        setStart: "Set start",
+        setEnd: "Set end",
+        remove: "Remove",
+        start: "START",
+        end: "END",
+        setAsStartPoint: "Set as start point",
+        setAsEndPoint: "Set as end point",
+        removeFromRoute: "Remove from route",
+        calculating: "Calculating...",
+        findOptimalRoute: "Find Optimal Route",
+        calculateRoute: "Calculate Route",
+        routeCalculated: "Route Calculated",
+        optimized: "optimized",
+        method: "Method",
+        error: "Error",
+        planRoutes: "Plan routes between projects",
+        clickToAddProjects: "Click on project markers to add them to your route"
+      }
     },
 
     contracts: {