* Async chalice.core.tenants:tenants_exists, and propagate
* rework after review
* typofix
* fix(chalice): small fixes
* fix(api): use a global variable to store singletong...
... that will not work if several POSIX threads are serving
from the same POSIX processus.
* fix(api): pass database argument as dictionary.
ref: https://www.postgresql.org/docs/current/libpq-connect.html#LIBPQ-CONNSTRING
* chore(api): ease debugging with simple return statement.
* NOTES++
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Co-authored-by: Taha Yassine Kraiem <tahayk2@gmail.com>
feat(assist): changed release version
feat(peers): changed release version
feat(sourcemaps-reader): changed release version
feat(chalice): enhanced health-check
feat(DB): sessions_count table to keep status
