Client                                        Server
|                                                  |
| GET /app.v1.js                                   |
|------------------------------------------------->|
|                                                  |
|     200 OK                                       |
|     Use-As-Dictionary: match="/app*js"           |
|     <full app.v1.js resource - 100KB compressed> |
|<-------------------------------------------------|
|                                                  |

Some time later ...

Client                                        Server
|                                                  |
| GET /app.v2.js                                   |
| Available-Dictionary: :pZGm1A...2a2fFG4=:        |
| Accept-Encoding: gzip, br, zstd, dcb, dcz        |
|------------------------------------------------->|
|                                                  |
|      200 OK                                      |
|      Content-Encoding: dcb                       |
|      <delta-compressed app.v2.js resource - 1KB> |
|<-------------------------------------------------|
|                                                  |