feat: add Quetre service and question icon

Added a new service "Quetre" to services.json, providing a privacy-friendly front-end for Quora to enhance user privacy. Introduced a new question icon for this service for better visual representation.

assets/dist/icons/question.svg

@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="32" height="32" fill="#000000" viewBox="0 0 256 256"><path d="M140,180a12,12,0,1,1-12-12A12,12,0,0,1,140,180ZM128,72c-22.06,0-40,16.15-40,36v4a8,8,0,0,0,16,0v-4c0-11,10.77-20,24-20s24,9,24,20-10.77,20-24,20a8,8,0,0,0-8,8v8a8,8,0,0,0,16,0v-.72c18.24-3.35,32-17.9,32-35.28C168,88.15,150.06,72,128,72Zm104,56A104,104,0,1,1,128,24,104.11,104.11,0,0,1,232,128Zm-16,0a88,88,0,1,0-88,88A88.1,88.1,0,0,0,216,128Z"></path></svg>

data/services.json

@@ -212,6 +212,28 @@
             "exclude_from_index": false,
             "exclude_from_simple": false
         },
+        {
+            "name": "Quetre",
+            "url": "https://quetre.private.coffee",
+            "short_description": "Quetre is a privacy-friendly alternative front-end to Quora.",
+            "long_description": "Quetre is a privacy-friendly alternative front-end to Quora. It allows you to browse Quora without being tracked or having to log in.",
+            "status": "OK",
+            "links": [
+                {
+                    "name": "Go to Quetre",
+                    "url": "https://quetre.private.coffee",
+                    "alternatives": [
+                        {
+                            "name": "Tor",
+                            "url": "http://quetre.coffee2m3bjsrrqqycx6ghkxrnejl2q6nl7pjw2j4clchjj6uk5zozad.onion"
+                        }
+                    ]
+                }
+            ],
+            "icon": "question",
+            "exclude_from_index": false,
+            "exclude_from_simple": false
+        },
         {
             "name": "LibreTranslate",
             "url": "https://translate.private.coffee",