spider: add profiling hints so we can see how slow it is

pkg/arvo/app/spider.hoon

@@ -1,6 +1,7 @@
 /-  spider
 /+  libstrand=strand, default-agent, verb, server
 =,  strand=strand:libstrand
+~%  %spider-top  ..part  ~
 |%
 +$  card         card:agent:gall
 +$  thread       thread:spider
@@ -60,6 +61,7 @@
 ::
 ::  Trie operations
 ::
+~%  %spider  ..card  ~
 |%
 ++  get-yarn
   |=  [=trie =yarn]
@@ -137,6 +139,7 @@
 =|  =state
 =<
   %+  verb  |
+  ~%  %spider-agent  ..bind-eyre  ~
   |_  =bowl:gall
   +*  this         .
       spider-core  +>
@@ -192,6 +195,7 @@
     --
   ::
   ++  on-poke
+    ~/  %on-poke
     |=  [=mark =vase]
     ^-  (quip card _this)
     ?:  ?=(%spider-kill mark)
@@ -208,6 +212,7 @@
     [cards this]
   ::
   ++  on-watch
+    ~/  %on-watch
     |=  =path
     ^-  (quip card _this)
     =^  cards  state
@@ -220,6 +225,7 @@
   ::
   ++  on-leave  on-leave:def
   ++  on-peek
+    ~/  %on-peek
     |=  =path
     ^-  (unit (unit cage))
     ?+    path  (on-peek:def path)
@@ -234,6 +240,7 @@
     ==
   ::
   ++  on-agent
+    ~/  %on-agent
     |=  [=wire =sign:agent:gall]
     ^-  (quip card _this)
     =^  cards  state
@@ -243,6 +250,7 @@
     [cards this]
   ::
   ++  on-arvo
+    ~/  %on-arvo
     |=  [=wire =sign-arvo]
     ^-  (quip card _this)
     =^  cards  state
@@ -261,6 +269,7 @@
     (on-load on-save)
   --
 ::
+~%  %spider-helper  ..get-yarn  ~
 |_  =bowl:gall
 ::
 ++  bind-eyre
@@ -272,6 +281,7 @@
   :((cury cat 3) file '--' (scot %uv (sham eny.bowl)))
 ::
 ++  handle-http-request
+  ~/  %handle-http-request
   |=  [eyre-id=@ta =inbound-request:eyre]
   ^-  (quip card _state)
   ?>  authenticated.inbound-request
@@ -284,6 +294,8 @@
   =/  =tid         (new-thread-id thread)
   =.  serving.state
     (~(put by serving.state) tid [eyre-id output-mark])
+  ::  TODO: speed this up somehow. we spend about 15ms in this arm alone
+  ::
   =+  .^
       =tube:clay
       %cc 
@@ -315,6 +327,7 @@
   `state
 ::
 ++  handle-sign
+  ~/  %handle-sign
   |=  [=tid =wire =sign-arvo]
   =/  yarn  (~(get by tid.state) tid)
   ?~  yarn
@@ -331,6 +344,7 @@
   (take-input u.yarn ~ %agent wire sign)
 ::
 ++  handle-start-thread
+  ~/  %handle-start-thread
   |=  [parent-tid=(unit tid) use=(unit tid) file=term =vase]
   ^-  (quip card ^state)
   =/  parent-yarn=yarn
@@ -353,12 +367,13 @@
   =/  pax=path
     ~|  no-file-for-thread+file
     (need (get-fit:clay [our q.byk da+now]:bowl %ted file))
-  =/  =card
-    :+  %pass  /build/[new-tid]
-    [%arvo %c %warp our.bowl %home ~ %sing %a da+now.bowl pax]
-  [[card ~] state]
+  :_  state
+  :_  ~
+  :+  %pass  /build/[new-tid]
+  [%arvo %c %warp our.bowl %home ~ %sing %a da+now.bowl pax]
 ::
 ++  handle-build
+  ~/  %handle-build
   |=  [=tid =sign-arvo]
   ^-  (quip card ^state)
   =/  =yarn  (~(got by tid.state) tid)
@@ -377,6 +392,7 @@
   (start-thread yarn p.maybe-thread)
 ::
 ++  start-thread
+  ~/  %start-thread
   |=  [=yarn =thread]
   ^-  (quip card ^state)
   =/  =vase  vase:(~(got by starting.state) yarn)
@@ -411,6 +427,7 @@
   (thread-fail u.yarn %cancelled ~)
 ::
 ++  take-input
+  ~/  %take-input
   |=  [=yarn input=(unit input:strand)]
   ^-  (quip card ^state)
   =/  m  (strand ,vase)