drone: initialize

.drone.yml

@@ -0,0 +1,15 @@
+kind: pipeline
+name: builder
+
+steps:
+- name: build
+  image: archlinux:base-devel
+  commands:
+    - curl -fsSL "https://repo.archlinuxcn.org/x86_64/glibc-linux4-2.33-4-x86_64.pkg.tar.zst" | bsdtar -C / -xvf -
+    - pacman -Syu --needed --noconfirm ccache xmlto inetutils bc cpio python-sphinx python-sphinx_rtd_theme graphviz imagemagick git
+    - sed -i '/E_ROOT/d' /usr/bin/makepkg
+    - sed -i "s/PKGEXT='.pkg.tar.xz'/PKGEXT='.pkg.tar.zst'/" /etc/makepkg.conf
+    - echo 'COMPRESSZST+=(--threads=0)' >> /etc/makepkg.conf
+    - cd /drone/src
+    - env cibuild=y _microarchitecture=0 makepkg -s --skipinteg --skipchecksums --skippgpcheck
+    - bash upload.sh