remove build scripts and scripts directory (#9683)

.github/workflows/build.yaml

@@ -1,4 +1,4 @@
-name: Build packages
+name: Build package
 on:
   push:
     branches:
@@ -7,39 +7,35 @@ on:
     types: [released, prereleased]
   workflow_dispatch:
 
-permissions:  # added using https://github.com/step-security/secure-workflows
+permissions:
   contents: read
+  id-token: write
 
 jobs:
   pip:
-    runs-on: ubuntu-20.04
-    permissions:
-      id-token: write
+    runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v3
       with:
         fetch-depth: 0
 
-    - name: Set up Python 3.8
-      uses: actions/setup-python@v4
+    - uses: actions/setup-python@v4
       with:
         python-version: 3.8
 
-    - name: Install
-      run: pip install --upgrade pip wheel
-
-    - name: Force version for Test PyPI uploads
+    - run: python -m pip install --upgrade pip setuptools_scm build twine
+    - name: Force version for Test PyPI upload
       if: ${{ !startsWith(github.ref, 'refs/tags') }}
-      run: |
-        pip install setuptools_scm
-        echo version=$(python -m setuptools_scm | awk -F+ '{print $1}' | tail -1) >> $GITHUB_ENV
+      run: echo version=$(python -m setuptools_scm | awk -F+ '{print $1}' | tail -1) >> $GITHUB_ENV
 
-    - name: Build packages
-      run: ./scripts/build_package.sh
+    - run: |
+        echo 'PKG = "pip"'>dvc/_build.py
+        python -m build
       env:
         SETUPTOOLS_SCM_PRETEND_VERSION: ${{ env.version }}
+    - run: twine check --strict dist/*
 
-    - name: Publish packages to PyPI
+    - name: Publish to PyPI
       if: github.event_name == 'release'
       uses: pypa/gh-action-pypi-publish@release/v1