thodg/libgit2

diff --git a/.vsts-nightly.yml b/.vsts-nightly.yml
new file mode 100644
index 0000000..6c5d0eb
--- /dev/null
+++ b/.vsts-nightly.yml
@@ -0,0 +1,22 @@
+resources:
+- repo: self
+
+phases:
+- phase: coverity
+  displayName: 'Coverity'
+  queue:
+    name: 'Hosted Linux Preview'
+  steps:
+  - task: Docker@0
+    displayName: Build
+    inputs:
+      action: 'Run an image'
+      imageName: 'libgit2/trusty-openssl:latest'
+      volumes: |
+       $(Build.SourcesDirectory):/src
+       $(Build.BinariesDirectory):/build
+      envVars: |
+       COVERITY_TOKEN=$(COVERITY_TOKEN)
+      workDir: '/build'
+      containerCommand: '/src/ci/coverity.sh'
+      detached: false