[dev] ddns; better ssh agent; riot sshl; sys.online; zsh hist import; DFS_DEBUG; cbd/cbds (#36)

* riot: bj1 -> proxy

* ci: test ask_for_yn

* --wip-- [skip ci]

* install.sh: will prompt version

* zshrc: piv-agent now can re-use agents

* zshrc: in docker use theme robbyrussell

* update.sh: will send online beacon

* beacon: support meta with limited len 64

* bug fix (Sat Jan 21 16:45:35 CST 2023)

* well, finally add ssh key for ltp1-bd

* set DFS_INITED and do not send login beacon if it was set

* rewrite piv-agent to sagent; fmt_note and fmt_into will write to stderr

* bug fix (Mon Jan 30 19:41:00 CST 2023)

* bug fix (Mon Jan 30 19:46:27 CST 2023)

* login beacon add details

* $DFS_ORPHAN turns logger off

* disable more beacons in CI

* install.sh: prepare config earlier

* init pbin

* install.sh: -H|--hist|--history

* install.sh: -H hint

* install.sh: -H support multiple keys

* fix zsh hist with no new line at the end

* remove ^M in hist

* bug fix (Wed Feb  1 21:11:41 CST 2023)

* bug fix (Wed Feb  1 21:16:29 CST 2023)

* bug fix (Wed Feb  1 21:20:21 CST 2023)

* ci will send gh.ci.fail

* show install opts

* DFS_DEBUG to set -x

* bug fix: install.sh re-start itself with no args incorrectly

* bug fix (Thu Feb  2 18:43:16 CST 2023)

* riot: ob->ebd, swap option $1 and $2 and $2 is default to ssh

* riot: introduce sshl

* logger.sh: support ddns

* bug fix (Wed Mar  1 16:37:42 CST 2023)

* dfs.ddns.failed -> dfs.ddns.fail

* login beacon 2>/dev/null

* logger.sh -> frigg-client.sh; curl add time limit 10s

* to-install.sh: improve docker-ce

* use $DFS_CURL_OPTIONS

* ci: add ddns

* bug fix (Wed Mar 15 19:37:21 CST 2023)

* Revert "bug fix (Wed Mar 15 19:37:21 CST 2023)"

This reverts commit 2df87ce1a8.

* Revert "ci: add ddns"

This reverts commit 4fe8321504.

* alias cbd and cbds, riot nasp port to 12022

* .zshrc: sagent -> sagt

* fix ci

* riot: bug fix when 'tmp' has leading zeros

* add ci for cbds

---------

Co-authored-by: xiongdian.me <xiongdian.me@bytedance.com>

.ssh/authorized_keys2

@@ -30,3 +30,5 @@ ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBNvHya5i
 ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBC5gu+U4picxVvCNYjLlmxGLpJl7svj3LklO7jSpwqdrNxlE+/xkx07PJx76AbA77dDM1Dxmm/VOvVQCKTRLTgk= ip14/sep
 
 ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIF52mPmbLEriZ+DfmrMHFtvg2kiO2JpRpitvs7PbJowh home0
+
+ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIKhS4voo3K/Dvzqckr0bouO1WkCI5XxswstHWnuuyKBz ltp1-bd