Public/Private Chat Threads (#62)

* add: validate thread creation in ollama channel

* rm: channel_id variable

* add: short notes for threads

* update: openFile to openConfig for clarity

* update: test ci runs on master

* add: notes for work

* add: basic chat storing via json

* update: stores entire msgHist according to capacity

* add: removes json file if thread is deleted

* add: chats with independent histories

* add: private vs public threads

* update: validate threads made by ollama for chats

* update: cleanup and version increment

package.json

@@ -1,6 +1,6 @@
 {
   "name": "discord-ollama",
-  "version": "0.4.4",
+  "version": "0.5.0",
   "description": "Ollama Integration into discord",
   "main": "build/index.js",
   "exports": "./build/index.js",