fix: load link description if none passed in sharing intent

fix: link deletion (resolve #22)

fix: new collections (resolve #25)
fix: link descriptions from sharing intent (resolve #24)

chore: show loading indicator while fetching link preview (resolve #17)

fix: data race after login (fix #21)

chore: dependency updates

chore: properties

fix: properly receive sharing intents again

fix: switch to respective collection after having added a link

feat: ability to access debug logs from login screen

chore: adapt build config for fdroid