feat(deep-link): implement getCurrent on Windows/Linux (#1759)

* feat(deep-link): implement getCurrent on Windows/Linux

checks std::env::args() on initialization, also includes integration with the single-instance plugin

* fmt

* update docs, fix event

* add register_all function

* expose api

* be nicer on docs, clippy

plugins/deep-link/examples/app/src-tauri/tauri.conf.json

@@ -29,8 +29,13 @@
     },
     "deep-link": {
       "mobile": [
-        { "host": "fabianlars.de", "pathPrefix": ["/intent"] },
-        { "host": "tauri.app" }
+        {
+          "host": "fabianlars.de",
+          "pathPrefix": ["/intent"]
+        },
+        {
+          "host": "tauri.app"
+        }
       ],
       "desktop": {
         "schemes": ["fabianlars", "my-tauri-app"]