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/docker.yaml

@@ -0,0 +1,16 @@
+when:
+  - event: tag
+    ref: refs/tags/v*
+
+steps:
+  - name: docker
+    image: woodpeckerci/plugin-docker-buildx
+    settings:
+      registry: git.unkin.net
+      repo: git.unkin.net/unkin/age-api
+      username: droneci
+      password:
+        from_secret: DRONECI_PASSWORD
+      tags:
+        - ${CI_COMMIT_TAG}
+        - latest