Initial commit

- REST API for calculating age breakdowns (years, months, weeks, days, hours, minutes, seconds)
- Birthtime configured as Unix timestamps
- Sleeps until next birthday countdown
- Per-person lookup via GET /age/{name}
- Docker and Makefile build support
- Woodpecker CI pipelines

.woodpecker/build.yaml

@@ -0,0 +1,9 @@
+when:
+  - event: pull_request
+
+steps:
+  - name: docker-build
+    image: woodpeckerci/plugin-docker-buildx
+    settings:
+      repo: git.unkin.net/unkin/age-api
+      dry_run: true