feat(deeplink): add support for apt:// protocol handling

- Register apt protocol handler in Electron main process
- Add x-scheme-handler/apt MIME type to electron-builder config
- Update desktop entry to include apt MIME type support
- apt://pkgname links are now converted to spk://search/pkgname

refs #IJTPFP

electron-builder.yml

@@ -26,6 +26,7 @@ linux:
       Categories: "System;"
   mimeTypes:
     - "x-scheme-handler/spk"
+    - "x-scheme-handler/apt"
   target:
     - "AppImage"
     - "deb"

electron/main/index.ts

@@ -318,6 +318,21 @@ ipcMain.handle("check-for-updates", async () => {
   }
 });
 
+// Register custom protocol handlers
+if (process.defaultApp) {
+  if (process.argv.length >= 2) {
+    app.setAsDefaultProtocolClient("spk", process.execPath, [
+      path.resolve(process.argv[1]),
+    ]);
+    app.setAsDefaultProtocolClient("apt", process.execPath, [
+      path.resolve(process.argv[1]),
+    ]);
+  }
+} else {
+  app.setAsDefaultProtocolClient("spk");
+  app.setAsDefaultProtocolClient("apt");
+}
+
 app.whenReady().then(() => {
   // Set User-Agent for client
   session.defaultSession.webRequest.onBeforeSendHeaders((details, callback) => {

pkg/usr/share/applications/spark-store.desktop

@@ -10,4 +10,4 @@ Keywords=appstore;
 Terminal=false
 StartupNotify=true
 StartupWMClass=spark-store
-MimeType=x-scheme-handler/spk
+MimeType=x-scheme-handler/spk;x-scheme-handler/apt