added pipeline for testing

.drone.yml

@@ -35,6 +35,48 @@ steps:
   commands:
   - cd /tl-builds
   - sha512sum * > SHA512SUMS
+trigger:
+  branch: master
+
+---
+kind: pipeline
+type: docker
+name: default
+
+clone:
+  disable: true
+
+steps:
+- name: build_img_testing
+  image: debian:buster
+  privileged: true
+  volumes:
+  - name: builds
+    path: /tl-builds
+  - name: proc
+    path: /proc
+  - name: pts
+    path: /dev/pts
+  commands:
+  - apt-get update
+  - apt-get install -y live-build
+  - apt-get install -y git
+  - lb config
+  - rm -r config
+  - git clone --recurse-submodules -b testing https://tildegit.org/tildelinux/lb-config config
+  - lb build 
+  - mv live-image-amd64.img /tl-builds/testing/tildelinux-testing.img
+- name: sha512sum
+  image: debian:buster
+  privileged: true
+  volumes:
+  - name: builds
+    path: /tl-builds
+  commands:
+  - cd /tl-builds/testing
+  - sha512sum * > SHA512SUMS
+trigger:
+  branch: testing
 
 volumes:
 - name: builds