feat(config): add news page and widget configuration

config/news/left.yml

@@ -0,0 +1,17 @@
+# Left rail — weather corner, work agenda, world clocks
+- size: small
+  widgets:
+    - type: weather
+      location: Ashburn, Virginia, United States
+      units: imperial # alternatively "metric"
+      hour-format: 12h # alternatively "24h"
+    - $include: ./widgets/ical-work.yml
+    - type: clock
+      hour-format: 12h
+      timezones:
+        - timezone: America/Los_Angeles
+          label: Los Angeles
+        - timezone: Asia/Singapore
+          label: Singapore
+        - timezone: Europe/London
+          label: London