Token based authentication extension libraries (#1)

* draft core and entraid

* - deploy parent pom

- core snapshot

* entra id integration and snapshot workflows

* install local maven

* fix testcontext

* set azure params

* build into local dependency

* release workflow

* remove jedis build from enraid_snapshot

* - add ManagedentityInfo
- add ServicePrincipalInfo
- unwrap ExecutionException
- auth with managedId s
- remove EntraIDTokenAuthConfig

* - remove doctest
- add unit and integration tests
- add executor to shutdown in TokenManager (review from Ivo)

* - experimental release with branch
- remove snapshot

* - fix failed release

* - support full customization of different MSAL application types and advanced configurations with EntraIDTokenAuthConfigBuilder
- add more unit tests

* - fix missing assignment

* - cleanup
- fix cert issue
- drop jedis integration tests (move to jedis)
- add unit tests
- change textcontext to load demand

* - release drafter
- make config builders generic
- force refresh with managedidentity
- skipcache with confidentialclientapp
- add builder cloners

* - change exception propogation/handling
- fix units tests
- set DEFAULT_EXPIRATION_REFRESH_RATIO in entraid 0.75

* - add getuser to Token interface
 - set user in JWToken

* remove all jedis config and dependency

* review from @tishun
- licesing statement
- checkout action version
- drop useless file

* review from @tishun
- attemp to increase readibility and establish a clear seperation of responsibilties via breaking tokenmanager into multiple classes and interfaces.
- added some comments to explain the logic

.github/ISSUE_TEMPLATE

@@ -0,0 +1,32 @@
+<!--
+Github issues should be used to report bugs and for detailed feature requests. 
+Everything else belongs in the [Redis EntraID Google Group](https://groups.google.com/g/entraid_redis) 
+or [Redis EntraID Github Discussions](https://github.com/redis/entraid/discussions).
+
+Please post general questions to Google Groups or Github discussions. 
+These can be closed without response when posted to Github issues.
+-->
+
+### Expected behavior
+
+Write here what you're expecting ...
+
+### Actual behavior
+
+Write here what happens instead ...
+
+### Steps to reproduce:
+
+Please create a reproducible case of your problem. Make sure
+that case repeats consistently and it's not random
+1.
+2.
+3.
+
+### Redis / EntraID Configuration
+
+#### ClientLibrary and version:
+
+#### Redis version:
+
+#### Java version:

.github/dependabot.yml

@@ -0,0 +1,7 @@
+version: 2
+
+updates:
+  - package-ecosystem: "maven"
+    directory: "/"
+    schedule:
+      interval: "weekly"

.github/spellcheck-settings.yml

@@ -0,0 +1,28 @@
+matrix:
+- name: Markdown
+  expect_match: false
+  apsell:
+    lang: en
+    d: en_US
+    ignore-case: true
+  dictionary:
+    wordlists:
+    - .github/wordlist.txt
+    output: wordlist.dic
+  pipeline:
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+      markdown_extensions:
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+      comments: false
+      attributes:
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+      ignores:
+      - ':matches(code, pre)'
+      - code
+      - pre
+      - blockquote
+      - img
+  sources:
+  - '*.md'
+  - 'docs/**'

.github/wordlist.txt

@@ -0,0 +1,306 @@
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+str
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+subcommands
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+thevalueofmykey
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+toctree
+topk
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+ttl
+txt
+un
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+unicode
+unixTime
+unlink
+untyped
+url
+virtualenv
+waitReplicas
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+www
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+xgroupDelConsumer
+xgroupDestroy
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+zrevrangeByScoreWithScores
+zrevrangeWithScores
+zunionstore