ci: bump RIOT_BRANCH and VERSION_TAG

also switch from using make buildtest to dist/tools/compile_test

Author: mguetschow

.github/workflows/build.yml

@@ -37,8 +37,8 @@ jobs:
     name: Build and Test
     runs-on: ubuntu-latest
     env:
-      RIOT_BRANCH: '2025.01-branch'
-      VERSION_TAG: '2025.04'
+      RIOT_BRANCH: '2025.04-branch'
+      VERSION_TAG: '2025.07'
       DOCKER_REGISTRY: "${{ secrets.DOCKER_REGISTRY || 'local' }}"
 
     steps:
@@ -98,11 +98,13 @@ jobs:
 
       - name: GNU build test
         run: |
-          make -CRIOT/examples/basic/hello-world BUILDTEST_MAKE_REDIRECT='' buildtest
+          RIOT/dist/tools/compile_test/compile_like_murdock.py -a $APPLICATIONS -b $BOARDS -t $TOOLCHAIN -j16
         env:
           BUILD_IN_DOCKER: 1
           DOCKER_IMAGE: ${{ env.DOCKER_REGISTRY }}/riotbuild:latest
+          APPLICATIONS: RIOT/examples/basic/hello-world
           BOARDS: "arduino-uno esp32-wroom-32 hifive1b msb-430h native samr21-xpro"
+          TOOLCHAIN: llvm
 
       - name: GNU microbit qemu test
         run: >
@@ -122,36 +124,40 @@ jobs:
 
       - name: LLVM build test
         run: |
-          make -CRIOT/examples/basic/hello-world BUILDTEST_MAKE_REDIRECT='' buildtest
+          RIOT/dist/tools/compile_test/compile_like_murdock.py -a $APPLICATIONS -b $BOARDS -t $TOOLCHAIN -j16
         env:
-          TOOLCHAIN: llvm
           BUILD_IN_DOCKER: 1
           DOCKER_IMAGE: ${{ env.DOCKER_REGISTRY }}/riotbuild:latest
+          APPLICATIONS: RIOT/examples/basic/hello-world
           BOARDS: "native samr21-xpro"
+          TOOLCHAIN: llvm
 
       - name: Rust build test
         run: |
           # Some of the above are executed by root, creating ~/.cargo/git as
           # that user, blocking downloads of own libraries.
           rm -rf ~/.cargo
-          make -CRIOT/examples/lang_support/official/rust-hello-world BUILDTEST_MAKE_REDIRECT='' buildtest
-          # TODO: temporarily disabled (sock_udp.h not found)
-          #make -CRIOT/examples/lang_support/official/rust-gcoap BUILDTEST_MAKE_REDIRECT='' buildtest
+          RIOT/dist/tools/compile_test/compile_like_murdock.py -a $APPLICATIONS -b $BOARDS -t $TOOLCHAIN -j16
         env:
           BUILD_IN_DOCKER: 1
           DOCKER_IMAGE: ${{ env.DOCKER_REGISTRY }}/riotbuild:latest
+          # TODO: rust-gcoap temporarily disabled (sock_udp.h not found)
+          APPLICATIONS: RIOT/examples/lang_support/official/rust-hello-world #RIOT/examples/lang_support/official/rust-gcoap
           # Not all of them are actually available; still using the "canonical"
           # list of representative boards above to keep this stable whil Rust
           # support expands
           BOARDS: "arduino-uno esp32-wroom-32 hifive1b msb-430h native samr21-xpro"
+          TOOLCHAIN: gnu
 
       - name: C++ build test
         run: |
-          make -C RIOT/tests/sys/cpp11_condition_variable BUILDTEST_MAKE_REDIRECT='' buildtest
+          RIOT/dist/tools/compile_test/compile_like_murdock.py -a $APPLICATIONS -b $BOARDS -t $TOOLCHAIN -j16
         env:
           BUILD_IN_DOCKER: 1
           DOCKER_IMAGE: ${{ env.DOCKER_REGISTRY }}/riotbuild:latest
+          APPLICATIONS: RIOT/tests/sys/cpp11_condition_variable
           BOARDS: "esp32-wroom-32 hifive1b native samr21-xpro"
+          TOOLCHAIN: gnu
 
       - name: laze test
         run: |