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

cli/spec/platform/cli_platform.mli

@@ -0,0 +1,50 @@
+val hostname : unit -> string
+val argv : unit -> string array
+
+type login_callback_request = { target : string option }
+type login_callback_response = { status : int; body : string }
+
+type login_callback_server_error =
+  | Login_callback_timeout
+  | Login_callback_server_start_failed of string
+  | Login_callback_server_aborted of string
+
+val login_callback_server :
+  host:string ->
+  port:int ->
+  timeout_span:float ->
+  on_listen:(unit -> (unit, string) result Cli_effect.t) ->
+  handle_request:(login_callback_request -> login_callback_response * 'result) ->
+  ('result, login_callback_server_error) result Cli_effect.t
+
+module Symbols : sig
+  val ellipsis : string
+  val linked_arrow : string
+  val tree_last : string
+  val tree_middle : string
+  val tree_pipe : string
+end
+
+module HTTP : sig
+  val request :
+    ?timeout_span:float ->
+    Fetch.requestMethod ->
+    string ->
+    headers:(string * string) Rrbvec.t ->
+    body:string ->
+    (Fetch.Response.t * string) Cli_effect.t
+end
+
+module Crypto : sig
+  val sha256_hex : string -> string
+  val sha256_base64url : string -> string
+  val random_base64url : int -> string
+  val base64url_decode : string -> string
+end
+
+module Events : sig
+  type subscription = { close : unit -> unit Cli_effect.t }
+
+  val connect :
+    url:string -> on_chunk:(string -> unit) -> subscription Cli_effect.t
+end

cli/spec/platform/cli_unix.mli

@@ -0,0 +1,53 @@
+type error = EAGAIN | EWOULDBLOCK | ETIMEDOUT | ESRCH | EPERM
+type access_permission = R_OK | W_OK
+type open_flag = O_RDWR
+type file_descr = int
+type stats = { st_size : int; st_mtime : float }
+type process_result = { status : int; stdout : string; stderr : string }
+type mkdir_result = Created | Already_exists
+
+exception Cli_unix_error of error * string * string
+
+val mkdir : string -> int -> unit
+val rmdir : string -> unit
+val mkdir_exclusive : string -> int -> mkdir_result
+val file_exists : string -> bool
+val is_directory : string -> bool
+val readdir : string -> string array
+val mkdir_p : string -> unit
+val write_text_file : string -> string -> unit
+val read_text_file : string -> string
+val read_stdin_all : unit -> string
+val write_binary_file : string -> string -> unit
+val read_binary_file : string -> string
+val copy_file : string -> string -> unit
+val remove_tree : string -> unit
+val rename : string -> string -> unit
+val getpid : unit -> int
+val process_running : int -> bool
+val chmod : string -> int -> unit
+val access : string -> access_permission Rrbvec.t -> unit
+val stat : string -> stats
+val environment : unit -> string array
+val gethostname : unit -> string
+val openfile : string -> open_flag Rrbvec.t -> int -> file_descr
+val close : file_descr -> unit
+
+val create_process_env :
+  string ->
+  string array ->
+  string array ->
+  file_descr ->
+  file_descr ->
+  file_descr ->
+  int
+
+val run_process_capture :
+  string -> string Rrbvec.t -> string array -> process_result
+
+val start_process_capture_session_line :
+  string -> string Rrbvec.t -> string array -> process_result
+
+val kill : int -> int -> unit
+val open_url : string -> bool
+val write_stdout : string -> unit