use page access tokens when needed

• load and use page access token only for page and posts insights retrieval
• divide multi-ids query into subqueries if page access token needed
  more info in #32

update clojure to 1.9.0

relates to #28

update and refinements

• simplified build - use oficial clojure:boot-2.7.2-alpine image
• update to latest clojure and other dependencies as well
• no "insights" word in naming conventions of modules
• regression_tests renamed to snapshots
• when generating snapshots load fb access tokens from env vars (FB_TOKEN or FB_ADS_TOKEN)
• regenerate-snapshots -f <filter_namespace> boot task and make command
• when generating snaphosts record only body and status of the response

handle sync errors

Merge pull request #21 from keboola/handle-sync-errors

:zap: handle and propagate sync actions errors

Debug token sync action

PR #16

fix build

0.0.3

fix build

nested queries

0.0.1

makefile docker helpers commands