ci: test android workflow cleanup

Author: thunderbiscuit

.github/workflows/test-android.yaml

@@ -1,4 +1,8 @@
 name: Test Android
+
+# Tests the Android bindings for bdk-ffi on an Android emulator.
+# Builds Rust binaries, sets up Android emulator, and runs the connected tests.
+
 on:
   workflow_dispatch:
   push:
@@ -13,10 +17,11 @@ on:
 permissions: {}
 
 jobs:
-  build:
+  test:
+    name: "Test Android library"
     runs-on: ubuntu-24.04
     steps:
-      - name: "Check out PR branch"
+      - name: "Checkout PR branch"
         uses: actions/checkout@v4
         with:
           persist-credentials: false
@@ -27,29 +32,23 @@ jobs:
           distribution: temurin
           java-version: 17
 
-      - name: "Setup Android SDK"
+      - name: "Set up Android SDK"
         uses: android-actions/setup-android@v3
 
-      - name: "Setup Android NDK"
+      - name: "Set up Android NDK"
         uses: nttld/setup-ndk@v1
         with:
           ndk-version: r26c
 
-      - name: "Cache Rust"
-        uses: actions/cache@v4
-        with:
-          path: |
-            ~/.cargo/registry
-            ~/.cargo/git
-            ./target
-          key: ${{ runner.os }}-rust-${{ hashFiles('**/Cargo.toml','**/Cargo.lock') }}
+      - name: "Set up Rust"
+        uses: actions-rust-lang/setup-rust-toolchain@v1
 
       - name: "Build Android library"
         run: |
           cd bdk-android
           bash ./scripts/build-linux-x86_64.sh
 
-      - name: Enable KVM
+      - name: "Enable KVM"
         run: |
           echo 'KERNEL=="kvm", GROUP="kvm", MODE="0666", OPTIONS+="static_node=kvm"' | sudo tee /etc/udev/rules.d/99-kvm4all.rules
           sudo udevadm control --reload-rules