Add a semver job to assign an automatically-incrementing version tag to commits to main.

This automatically increments the patch (3rd) digit, so to update the major or minor version, manually push a tag.

.webhook_bridge/webhook_bridge.toml

@@ -17,3 +17,9 @@ name = "format"
 source = "pipeline-format.yaml"
 clone_uri = "git@code.fizz.buzz:talexander/webhook_bridge.git"
 skip_branches = [ "^v[0-9]+\\.[0-9]+\\.[0-9]+$" ]
+
+[[push]]
+name = "semver"
+source = "pipeline-semver.yaml"
+clone_uri = "git@code.fizz.buzz:talexander/webhook_bridge.git"
+branches = [ "^main$", "^master$" ]