feat: add FreshRSS service with RSS icon

Added FreshRSS RSS feed reader to services.json, including its metadata and links, and introduced a new RSS icon to the assets directory. This enhancement allows users to access and recognize the FreshRSS service easily.

assets/dist/icons/rss.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="M106.91,149.09A71.53,71.53,0,0,1,128,200a8,8,0,0,1-16,0,56,56,0,0,0-56-56,8,8,0,0,1,0-16A71.53,71.53,0,0,1,106.91,149.09ZM56,80a8,8,0,0,0,0,16A104,104,0,0,1,160,200a8,8,0,0,0,16,0A120,120,0,0,0,56,80Zm118.79,1.21A166.9,166.9,0,0,0,56,32a8,8,0,0,0,0,16A151,151,0,0,1,163.48,92.52,151,151,0,0,1,208,200a8,8,0,0,0,16,0A166.9,166.9,0,0,0,174.79,81.21ZM60,184a12,12,0,1,0,12,12A12,12,0,0,0,60,184Z"></path></svg>

data/services.json

@@ -164,6 +164,22 @@
             "exclude_from_index": false,
             "exclude_from_simple": false
         },
+        {
+            "name": "FreshRSS",
+            "url": "https://freshrss.private.coffee",
+            "short_description": "FreshRSS is a RSS feed reader.",
+            "long_description": "FreshRSS is a RSS feed reader. You can use it to subscribe to RSS feeds and read the latest articles from your favorite websites.",
+            "status": "OK",
+            "links": [
+                {
+                    "name": "Go to FreshRSS",
+                    "url": "https://freshrss.private.coffee"
+                }
+            ],
+            "icon": "rss",
+            "exclude_from_index": false,
+            "exclude_from_simple": false
+        },
         {
             "name": "redlib",
             "url": "https://redlib.private.coffee",