CI: Try setup Unix build with emlearn_trees as USER_C_MODULE

Author: jonnor

.github/workflows/build.yaml

@@ -4,7 +4,37 @@ name: Build modules
 on: [push, pull_request]
 
 jobs:
-  test:
+
+  test_static:
+    permissions:
+      contents: write
+    runs-on: ubuntu-24.04
+    env:
+      MPY_DIR: ./micropython
+      MICROPYTHON_BIN: ./micropython/ports/unix/build-standard/micropython
+    steps:
+    - uses: actions/checkout@v4
+      with:
+        submodules: true
+    - name: Install OS dependencies
+      run: sudo add-apt-repository universe
+    - uses: actions/setup-python@v5
+      with:
+        python-version: '3.10'
+    - uses: actions/checkout@v4
+      with:
+        repository: jonnor/micropython
+        path: micropython
+        ref: v1.25preview-linking
+    - name: Install Python dependencies
+      run: pip install -r requirements.txt
+    - name: Setup MicroPython X86
+      working-directory: micropython
+      run: source tools/ci.sh && ci_unix_32bit_setup && ci_unix_build_helper VARIANT=standard USER_C_MODULES=`pwd`/src/
+    - name: Run test on x64
+      run: make emlearn_trees.results V=1
+
+  test_dynamic:
     permissions:
       contents: write
     runs-on: ubuntu-24.04

Makefile

@@ -37,8 +37,8 @@ $(MODULES_PATH)/emlearn_iir_q15.mpy:
 $(MODULES_PATH)/emlearn_arrayutils.mpy:
 	make -C src/emlearn_arrayutils/ ARCH=$(ARCH) MPY_DIR=$(MPY_DIR_ABS) V=1 clean dist
 
-emlearn_trees.results: $(MODULES_PATH)/emlearn_trees.mpy
-	MICROPYPATH=$(MODULES_PATH) $(MICROPYTHON_BIN) tests/test_trees.py
+emlearn_trees.results:
+	$(MICROPYTHON_BIN) tests/test_trees.py
 
 emlearn_neighbors.results: $(MODULES_PATH)/emlearn_neighbors.mpy
 	MICROPYPATH=$(MODULES_PATH) $(MICROPYTHON_BIN) tests/test_neighbors.py