docs: add changelog

Author: viktomas

CHANGELOG.md

@@ -0,0 +1,9 @@
+### 0.0.2 - 2022-09-27
+
+- export images from Logseq pages
+- ignore `.git` and `logseq` root folders when looking for pages to export
+
+### 0.0.1 - 2022-09-25
+
+- initial version of logseq-export, it was even called logseq-extractor
+- the command looks through Logseq graph, finds all pages with `public::` in them and turns them into blog Markdown with front matter