MastoFE: Add PWA manifest.

config/config.exs

@@ -322,6 +322,16 @@ config :pleroma, :assets,
   ],
   default_mascot: :pleroma_fox_tan
 
+config :pleroma, :manifest,
+  icons: [
+    %{
+      src: "/static/logo.png",
+      type: "image/png"
+    }
+  ],
+  theme_color: "#282c37",
+  background_color: "#191b22"
+
 config :pleroma, :activitypub,
   unfollow_blocked: true,
   outgoing_blocks: true,

config/description.exs

@@ -1098,6 +1098,45 @@ config :pleroma, :config_description, [
       }
     ]
   },
+  %{
+    group: :pleroma,
+    key: :manifest,
+    type: :group,
+    description:
+      "This section describe PWA manifest instance-specific values. Currently this option relate only for MastoFE",
+    children: [
+      %{
+        key: :icons,
+        type: {:list, :map},
+        description: "Describe the icons of the app",
+        suggestion: [
+          %{
+            src: "/static/logo.png"
+          },
+          %{
+            src: "/static/icon.png",
+            type: "image/png"
+          },
+          %{
+            src: "/static/icon.ico",
+            sizes: "72x72 96x96 128x128 256x256"
+          }
+        ]
+      },
+      %{
+        key: :theme_color,
+        type: :string,
+        description: "Describe the theme color of the app",
+        suggestions: ["#282c37", "mediumpurple"]
+      },
+      %{
+        key: :background_color,
+        type: :string,
+        description: "Describe the background color of the app",
+        suggestions: ["#191b22", "aliceblue"]
+      }
+    ]
+  },
   %{
     group: :pleroma,
     key: :mrf_simple,