Update README.md

Signed-off-by: salaboy <[email protected]>

Author: salaboy

app-development-wg/README.md

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+# Application Development WG
+
+The [charter](./charter) describes the mission and tactics of the Application Development working group (WG).
+To participate join us on Slack at
+[#wg-app-development](https://cloud-native.slack.com/archives/C06SKDAQDEX)
+or the meetings described below.
+
+## Chairs
+
+* Mauricio Salatino (@salaboy)
+* Daniel Oh (@)
+* Thomas Vitale (@vitalethomas)
+
+
+## Meetings
+
+* Meeting schedule: 1st and 3rd Thursday of each month at [1600 UTC](https://www.timeanddate.com/worldclock/converter.html?iso=20221213T160000&p1=1440)
+   
+* Agendas and notes: <[https://docs.google.com/document/d/1_smeS9-j-SuHJi0VXjx4g9xiD2-tgqhnlwf5oSMDQgg](https://docs.google.com/document/d/17IOnJLGIGproKP93m_8Z5-WsZdq5s_UPRA2qQbGG9ks/edit?pli=1#heading=h.wtws91k8c1bo)>
+
+## Resources
+
+* Github issues: https://github.com/cncf/tag-app-delivery/issues?q=is%3Aissue+is%3Aopen+label%3Awg-app-development