chore(store): add AppSettings example (#573)

* basic example foundation

* add examples to workspace

* cleanup and load fix

* fmt

* reset lockfile

---------

Co-authored-by: FabianLars <fabianlars@fabianlars.de>

plugins/store/examples/AppSettingsManager/src-tauri/Cargo.toml

@@ -0,0 +1,24 @@
+[package]
+name = "app_settings_manager"
+version = "0.0.0"
+description = "A Tauri App"
+authors = ["you"]
+license = ""
+repository = ""
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[build-dependencies]
+tauri-build.workspace = true
+
+[dependencies]
+tauri = { workspace = true, features = ["shell-open"] }
+serde.workspace = true
+serde_json.workspace = true
+tauri-plugin-store = { path = "../../../" }
+
+[features]
+# this feature is used for production builds or when `devPath` points to the filesystem
+# DO NOT REMOVE!!
+custom-protocol = ["tauri/custom-protocol"]