Initial import of LogDarioSeq baseline

Establishes version control for the personal Logseq DB fork before
starting the server-client architecture migration and domain features
described in docs/agent-guide and the approved implementation plan.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>

cli/spec/platform/cli_effect.mli

@@ -0,0 +1,24 @@
+(** Runtime effect abstraction. *)
+
+type 'a t
+type 'a resolver
+
+val pure : 'a -> 'a t
+val error : exn -> 'a t
+val map : ('a -> 'b) -> 'a t -> 'b t
+val map_s : ('a -> 'b t) -> 'a Rrbvec.t -> 'b Rrbvec.t t
+val bind : 'a t -> ('a -> 'b t) -> 'b t
+val both : 'a t -> 'b t -> ('a * 'b) t
+val all : 'a t Rrbvec.t -> 'a Rrbvec.t t
+val catch : 'a t -> (exn -> 'a t) -> 'a t
+val finally : 'a t -> (unit -> unit t) -> 'a t
+val sleep : float -> unit t
+val wait : unit -> 'a t * 'a resolver
+val wakeup : 'a resolver -> 'a -> unit
+val is_pending : 'a t -> bool
+val async : (unit -> unit t) -> unit
+val on_any : 'a t -> ('a -> unit) -> (exn -> unit) -> unit
+
+module Infix : sig
+  val ( >>= ) : 'a t -> ('a -> 'b t) -> 'b t
+end