Mono repo -> Master (#22553)

Combines the following repositories into one:

https://github.com/mattermost/mattermost-server
https://github.com/mattermost/mattermost-webapp
https://github.com/mattermost/focalboard
https://github.com/mattermost/mattermost-plugin-playbooks

server/channels/db/migrations/postgres/000029_create_bots.up.sql

@@ -0,0 +1,10 @@
+CREATE TABLE IF NOT EXISTS bots (
+    userid VARCHAR(26) PRIMARY KEY,
+    description VARCHAR(1024),
+    ownerid VARCHAR(190),
+    createat bigint,
+    updateat bigint,
+    deleteat bigint
+);
+
+ALTER TABLE bots ADD COLUMN IF NOT EXISTS lasticonupdate bigint;