ci: add test workflow and ignore Instruments traces

.forgejo/workflows/test.yml

@@ -0,0 +1,7 @@
+name: Test
+on: [push]
+jobs:
+  test:
+    runs-on: self-hosted
+    steps:
+      - run: echo "Hello from self-hosted"

.gitignore

@@ -248,6 +248,12 @@ cli/src/assets/rsync_release_*.bin
 # *_test.go
 *_test_output/
 
+# Instruments trace files
+Launch_*.trace/
+
+# Native C++ build artifacts
+native/build/
+
 # Build artifacts  
 bin/
 cli/zig-out/