[CI] Add reusable workflows

This commit converts workflows to reusable workflows.
Also, it reduces the number of Actions entries started by a single PR/push.

Author: KFilipek

.github/workflows/basic.yml

@@ -1,6 +1,6 @@
 name: BasicBuilds
 
-on: [push, pull_request, workflow_call]
+on: workflow_call
 
 env:
   BUILD_DIR : "${{github.workspace}}/build/"

.github/workflows/benchmarks.yml

@@ -1,6 +1,6 @@
 name: Benchmarks
 
-on: [push, pull_request, workflow_call]
+on: workflow_call
 
 jobs:
   ubuntu-build:

.github/workflows/codeql.yml

@@ -1,6 +1,6 @@
 name: CodeQL
 
-on: [push, pull_request, workflow_call]
+on: workflow_call
 
 concurrency:
   group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}

.github/workflows/fast_build.yml

@@ -0,0 +1,49 @@
+name: Fast build
+
+on: workflow_call
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
+jobs:
+  build:
+    name: Fast build
+    strategy:
+        matrix:
+            os: [ubuntu-latest, windows-latest]
+            include:
+                - os: ubuntu-latest
+                  nproc: $(nproc)
+                  pool_scalable: 'ON'
+                - os: windows-latest
+                  nproc: $Env:NUMBER_OF_PROCESSORS
+                  pool_scalable: 'OFF'
+    runs-on: ${{matrix.os}}
+            
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v4
+
+    - name: Install apt packages
+      if: matrix.os == 'ubuntu-latest'
+      run: |
+        sudo apt-get update
+        sudo apt-get install -y cmake clang libnuma-dev libjemalloc-dev libtbb-dev
+
+    - name: Install pip packages
+      run: python3 -m pip install -r third_party/requirements.txt
+
+    - name: Configure CMake
+      run: >
+        cmake
+        -B ${{github.workspace}}/build
+        -DCMAKE_BUILD_TYPE=Release
+        -DUMF_FORMAT_CODE_STYLE=ON
+        -DUMF_DEVELOPER_MODE=ON
+        -DUMF_ENABLE_POOL_TRACKING=ON
+        -DUMF_BUILD_LIBUMF_POOL_SCALABLE=${{matrix.pool_scalable}}
+
+    - name: Build
+      run: >
+        cmake --build ${{github.workspace}}/build --config Release -j ${{matrix.nproc}}

.github/workflows/pr_push_workflow.yml

@@ -0,0 +1,19 @@
+name: PR/push workflow
+
+on: [push, pull_request]
+
+jobs:
+    Fast_build:
+        uses: oneapi-src/unified-memory-framework/.github/workflows/fast_build.yml@main
+    CodeQL:
+        needs: [Fast_build]
+        uses: oneapi-src/unified-memory-framework/.github/workflows/codeql.yml@main
+    Spellcheck:
+        needs: [Fast_build]
+        uses: oneapi-src/unified-memory-framework/.github/workflows/spellcheck.yml@main
+    Build:
+        needs: [CodeQL, Spellcheck]
+        uses: oneapi-src/unified-memory-framework/.github/workflows/basic.yml@main
+    Benchmark:
+        needs: [Build]
+        uses: oneapi-src/unified-memory-framework/.github/workflows/benchmarks.yml@main

.github/workflows/spellcheck.yml

@@ -1,6 +1,6 @@
 name: SpellCheck
 
-on: [push, pull_request, workflow_call]
+on: workflow_call
 
 jobs:
     build: