feat: build docs.rs documentation for Android (#654)

plugins/barcode-scanner/Cargo.toml

@@ -5,8 +5,13 @@ description = "Scan QR codes, EAN-13 and other kinds of barcodes on Android and
 edition = { workspace = true }
 authors = { workspace = true }
 license = { workspace = true }
+rust-version = { workspace = true }
 links = "tauri-plugin-barcode-scanner"
 
+[package.metadata.docs.rs]
+features = [ "dox" ]
+targets = [ "x86_64-linux-android" ]
+
 [build-dependencies]
 tauri-build = { workspace = true }
 
@@ -16,3 +21,6 @@ serde_json = { workspace = true }
 tauri = { workspace = true }
 log = { workspace = true }
 thiserror = { workspace = true }
+
+[features]
+dox = [ "tauri/dox" ]

plugins/barcode-scanner/build.rs

@@ -2,8 +2,6 @@
 // SPDX-License-Identifier: Apache-2.0
 // SPDX-License-Identifier: MIT
 
-use std::process::exit;
-
 fn main() {
     if let Err(error) = tauri_build::mobile::PluginBuilder::new()
         .android_path("android")
@@ -11,6 +9,9 @@ fn main() {
         .run()
     {
         println!("{error:#}");
-        exit(1);
+        // when building documentation for Android the plugin build result is irrelevant to the crate itself
+        if !(cfg!(feature = "dox") && std::env::var("TARGET").unwrap().contains("android")) {
+            std::process::exit(1);
+        }
     }
 }