remote projects per user (#10594)

Release Notes:

- Made remote projects per-user instead of per-channel. If you'd like to
be part of the remote development alpha, please email hi@zed.dev.

---------

Co-authored-by: Bennet Bo Fenner <53836821+bennetbo@users.noreply.github.com>
Co-authored-by: Bennet <bennetbo@gmx.de>
Co-authored-by: Nate Butler <1714999+iamnbutler@users.noreply.github.com>
Co-authored-by: Nate Butler <iamnbutler@gmail.com>

crates/collab/src/db.rs

@@ -655,8 +655,6 @@ pub struct ChannelsForUser {
     pub channel_memberships: Vec<channel_member::Model>,
     pub channel_participants: HashMap<ChannelId, Vec<UserId>>,
     pub hosted_projects: Vec<proto::HostedProject>,
-    pub dev_servers: Vec<dev_server::Model>,
-    pub remote_projects: Vec<proto::RemoteProject>,
 
     pub observed_buffer_versions: Vec<proto::ChannelBufferVersion>,
     pub observed_channel_messages: Vec<proto::ChannelMessageId>,
@@ -764,6 +762,7 @@ pub struct Project {
     pub collaborators: Vec<ProjectCollaborator>,
     pub worktrees: BTreeMap<u64, Worktree>,
     pub language_servers: Vec<proto::LanguageServer>,
+    pub remote_project_id: Option<RemoteProjectId>,
 }
 
 pub struct ProjectCollaborator {
@@ -786,8 +785,7 @@ impl ProjectCollaborator {
 #[derive(Debug)]
 pub struct LeftProject {
     pub id: ProjectId,
-    pub host_user_id: Option<UserId>,
-    pub host_connection_id: Option<ConnectionId>,
+    pub should_unshare: bool,
     pub connection_ids: Vec<ConnectionId>,
 }