[feature] updates and results pages

[moinak878]

updates page

• add a db in firebase which will store updates that we push ( schema can be a title:string , message:string , created_at : datetime field )
• ui should be able to display these updates as cards and time and date should be mentioned for the update.

results pages

• keep dummy pages ready for pen_paper,round1 , round2 , webd/gd shortlists. domain can be auditions.recursionnitd.in/results/{{round_name}}/{{domain_name}}
• add a db in firebase which can be used to lock/unlock the individual results pages. they should be visible to admins (logged in) but should not be visible to public unless backend flag corresponding to the page is turned on.
• the results should be displayed as list of candidates whose current_round >= global_current_round as per the domains.

[moinak878]

/dev
/design