Add the pipiline.yml for buildkite

- Runs (only) the overall tests on buildkite

Author: ven-k

.buildkite/pipeline.yml

@@ -0,0 +1,9 @@
+steps:
+  - label: ":runner: Dynamically launch Pipelines"
+    plugins:
+      - staticfloat/forerunner#0c78044b02ced95d8b9ca6fda7883fba45862fd2:
+          # This will create one job overall, throwing all path information away
+          watch:
+            - path: src/*.*.jl
+            - path: .*\\.toml
+          target: .buildkite/test_sciml.yml

.buildkite/test_sciml.yml

@@ -0,0 +1,12 @@
+steps:
+  - label: ":julia: Run tests on 1.6"
+    plugins:
+      - JuliaCI/julia#v1:
+          version: 1.6
+      - JuliaCI/julia-test#v1:
+          use_ssh: true
+          extra_registries: https://github.com/JuliaComputing/JuliaSimRegistry
+    if: build.message !~ /\[skip tests\]/
+    timeout_in_minutes: 120
+    artifact_paths:
+      - "test/logs/*.pdf"