fix: renames of project files are deletes if the target already exists

src/Project.zig

@@ -808,6 +808,11 @@ pub fn file_modified(self: *Self, file_path: []const u8) void {
 }
 
 pub fn file_renamed(self: *Self, from_path: []const u8, to_path: []const u8) OutOfMemoryError!void {
+    for (self.files.items) |*file| {
+        if (!std.mem.eql(u8, file.path, to_path)) continue;
+        self.file_deleted(from_path);
+        return;
+    }
     for (self.files.items) |*file| {
         if (!std.mem.eql(u8, file.path, from_path)) continue;
         const new_path = try self.allocator.dupe(u8, to_path);

src/file_watcher.zig

@@ -132,7 +132,10 @@ const INotifyBackend = struct {
         }
     }
 
-    fn handle_read_ready(self: *@This(), allocator: std.mem.Allocator, parent: tp.pid_ref) (std.posix.ReadError || error{ NoSpaceLeft, OutOfMemory, Exit })!void {
+    fn handle_read_ready(self: *@This(), allocator: std.mem.Allocator, parent: tp.pid_ref) (std.posix.ReadError || error{ ThespianFileDescriptorWaitReadFailed, NoSpaceLeft, OutOfMemory, Exit })!void {
+        // re-arm the file_discriptor
+        try self.fd_watcher.wait_read();
+
         const InotifyEvent = extern struct {
             wd: i32,
             mask: u32,