feat(a11y): implement screen reader support and accessibility optimizations

.pa11yci.json

@@ -0,0 +1,26 @@
+{
+  "defaults": {
+    "standard": "WCAG2AA",
+    "runners": ["axe", "htmlcs"],
+    "ignore": ["color-contrast"],
+    "timeout": 50000,
+    "wait": 1000,
+    "chromeLaunchConfig": {
+      "args": ["--no-sandbox", "--disable-setuid-sandbox", "--disable-dev-shm-usage"]
+    },
+    "threshold": 25
+  },
+  "urls": [
+    "http://localhost:3000/en",
+    "http://localhost:3000/en/blog",
+    "http://localhost:3000/en/blog/which-cables-for-wind-power-differences-from-low-to-extra-high-voltage-explained-2",
+    "http://localhost:3000/en/contact",
+    "http://localhost:3000/en/team",
+    "http://localhost:3000/en/products",
+    "http://localhost:3000/en/products/medium-voltage-cables",
+    "http://localhost:3000/en/products/low-voltage-cables",
+    "http://localhost:3000/en/products/medium-voltage-cables/n2xs2y",
+    "http://localhost:3000/en/legal-notice",
+    "http://localhost:3000/en/privacy-policy"
+  ]
+}