chore: drop jni artifacts

.cargo/config.toml

@@ -0,0 +1,2 @@
+[resolver]
+incompatible-rust-versions = "fallback"

.github/workflows/publish-android.yml

@@ -1,5 +1,9 @@
 name: Android Publish
 
+env:
+  NDK_RELEASE: r28b
+  NDK_VERSION: 28.1.13356709
+
 on:
   release:
     types: [published]
@@ -53,11 +57,16 @@ jobs:
       id: setup-ndk
       uses: nttld/setup-ndk@v1
       with:
-        ndk-version: r28c
+        ndk-version: ${{ env.NDK_RELEASE }}
         add-to-path: true
 
-    - name: Export Android NDK root
-      run: echo "ANDROID_NDK_ROOT=${{ steps.setup-ndk.outputs.ndk-path }}" >> "$GITHUB_ENV"
+    - name: Verify and export Android NDK environment
+      env:
+        INSTALLED_NDK_VERSION: ${{ steps.setup-ndk.outputs.ndk-full-version }}
+      run: |
+        test "$INSTALLED_NDK_VERSION" = "$NDK_VERSION"
+        echo "ANDROID_NDK_HOME=${{ steps.setup-ndk.outputs.ndk-path }}" >> "$GITHUB_ENV"
+        echo "ANDROID_NDK_ROOT=${{ steps.setup-ndk.outputs.ndk-path }}" >> "$GITHUB_ENV"
 
     - name: Generate Android bindings
       run: scripts/uniffi_bindgen_generate_kotlin_android.sh

.gitignore

@@ -3,10 +3,11 @@
 /target/
 /bindings/uniffi-bindgen/target/
 /bindings/kotlin/ldk-node-android/native-debug-symbols.zip
-
-# Remove Cargo.lock from gitignore if creating an executable, leave it for libraries
-# More information here https://doc.rust-lang.org/cargo/guide/cargo-toml-vs-cargo-lock.html
-Cargo.lock
+# Built by publish-android.yml / uniffi_bindgen_generate_kotlin_android.sh
+/bindings/kotlin/ldk-node-android/lib/src/main/jniLibs/
+# Generated Kotlin JVM bindings and native libraries
+/bindings/kotlin/ldk-node-jvm/lib/src/main/kotlin/org/lightningdevkit/ldknode/ldk_node*.kt
+/bindings/kotlin/ldk-node-jvm/lib/src/main/resources/
 
 # These are backup files generated by rustfmt
 **/*.rs.bk