build profiling image in CI

.dockerignore

@@ -13,5 +13,4 @@
 !LightGBM/python-package
 !LightGBM/src
 !LightGBM/swig
-!LightGBM/windows
 !LightGBM/VERSION.txt

.github/workflows/main.yml

@@ -31,6 +31,9 @@ jobs:
       - name: Build cluster image
         run: |
           make cluster-image
+      - name: Build profiling image
+        run: |
+          make profiling-image
   all-tests-successful:
     if: always()
     runs-on: ubuntu-latest

Dockerfile-profiling

@@ -3,12 +3,14 @@ ARG BASE_IMAGE=unset
 # hadolint ignore=DL3006
 FROM ${BASE_IMAGE}
 
-RUN pip install --no-cache-dir --prefer-binary \
-        memray \
-        pytest \
-        pytest-memray \
-        pytest-profiling \
-        snakeviz
+RUN <<<EOF
+pip install --no-cache-dir --prefer-binary \
+    memray \
+    pytest \
+    pytest-memray \
+    pytest-profiling \
+    snakeviz
+EOF
 
 COPY bin/profile-examples.sh /usr/local/bin/profile-examples.sh
 COPY bin/profile-example-memory-usage.sh /usr/local/bin/profile-example-memory-usage.sh