Epic: proxy follow ups

[kelvich]

• [x] #2431
• [ ] https://github.com/neondatabase/neon/pull/1918
• [ ] https://github.com/neondatabase/neon/issues/1309
• [ ] https://github.com/neondatabase/neon/issues/1685
• [ ] distinguish between 'cluster/project not found' and 'auth error'
• [ ] security: add mock auth exchange to prevent timing/probing attacks
• [ ] in console: prevent web_access user login
• [ ] #2313
• [x] #1756
• [ ] https://github.com/neondatabase/neon/issues/1287
• [x] #1802
• [x] https://github.com/neondatabase/neon/pull/1917

good to have someday:

• [ ] Support for PROXY protocol (https://www.haproxy.org/download/1.8/doc/proxy-protocol.txt)

[stepashka]

I heard you're working on some of the related stuff, could you add here? :)

[stepashka]

a number of items from this list are also logged separately: https://github.com/orgs/neondatabase/projects/6/views/1?filterQuery=label%3A%22c%2Fcloud%2Fproxy%22

e.g.:

• https://github.com/neondatabase/cloud/issues/1137
• https://github.com/neondatabase/cloud/issues/2715

[stradig]

All not closed issues are tracked separately.