Add Alpine CI

Author: z3ntu

.builds/alpine.yml

@@ -0,0 +1,19 @@
+image: alpine/edge
+packages:
+- autoconf
+- automake
+- libtool
+- eudev-dev
+- libusb-dev
+- linux-headers
+sources:
+- https://github.com/libusb/hidapi
+tasks:
+- setup: |
+    cd hidapi
+    ./bootstrap
+    ./configure
+- build: |
+    cd hidapi
+    make
+    make DESTDIR=$PWD/root install