feat: enhance inner pages header with back button functionality and emit event on back click

fix: update total price info handling in correction form and ensure accurate calculations

refactor: streamline sale invoice single view component by extracting info card into a separate component

style: adjust button sizes in payment forms for better UI consistency

feat: implement season picker navigation controls to prevent out-of-bounds selection

fix: improve price formatting utility to handle undefined values gracefully

chore: update environment configuration for API base URL

feat: add navigation service to manage routing history and back navigation

src/app/core/services/navigation.service.ts

@@ -0,0 +1,51 @@
+import { Injectable } from '@angular/core';
+import { NavigationEnd, Router } from '@angular/router';
+import { filter } from 'rxjs/operators';
+
+@Injectable({
+  providedIn: 'root',
+})
+export class NavigationService {
+  private readonly CURRENT_URL_KEY = 'currentUrl';
+  private readonly PREVIOUS_URL_KEY = 'previousUrl';
+
+  currentUrl: string | null;
+  previousUrl: string | null;
+
+  constructor(private router: Router) {
+    this.currentUrl = sessionStorage.getItem(this.CURRENT_URL_KEY);
+    this.previousUrl = sessionStorage.getItem(this.PREVIOUS_URL_KEY);
+
+    this.router.events
+      .pipe(filter((event): event is NavigationEnd => event instanceof NavigationEnd))
+      .subscribe((event) => {
+        const newUrl = event.urlAfterRedirects;
+
+        // Ignore duplicate events
+        if (newUrl === this.currentUrl) {
+          return;
+        }
+
+        this.previousUrl = this.currentUrl;
+        this.currentUrl = newUrl;
+
+        if (this.previousUrl) {
+          sessionStorage.setItem(this.PREVIOUS_URL_KEY, this.previousUrl);
+        }
+
+        sessionStorage.setItem(this.CURRENT_URL_KEY, this.currentUrl);
+      });
+  }
+
+  canGoBack(): boolean {
+    return !!this.previousUrl;
+  }
+
+  back(fallbackUrl = '/'): void {
+    if (this.canGoBack()) {
+      window.history.back();
+    } else {
+      this.router.navigateByUrl(fallbackUrl);
+    }
+  }
+}