help: the search block's (i) on its header, a 12 px mark, and a real search page

docs/claude/verification.md

@@ -314,8 +314,9 @@ as distinct from the fault injection below, which exercises ingest:
   figures:` read in both of the trigger pane's modes. Its lines and what each asserts are in
   [probe-readings.md](probe-readings.md); the two things to read first are **`hints=0`** while the
   toggle is off (off is *gone*, not greyed) and **`controllers=12 (was 12)`** after the dismissal (no
-  lingering input grab — a tour of ordinary overlay widgets takes none), and **`hint=16x16`** is the
-  size the shrunk "(i)" must keep (the default menu-button mark is 34x34). The chooser's own tour is
+  lingering input grab — a tour of ordinary overlay widgets takes none), and **`hint=12x12`** is the
+  size the shrunk "(i)" must keep (the default menu-button mark is 34x34). The `collapsed search:` line
+  is the header hint read on the search block's expander while it is collapsed. The chooser's own tour is
   the other half and has its own entry points — see the **chooser** bullet below. Give it
   `UDPSCOPE_EXIT_AFTER_MS=9500 UDPSCOPE_EXIT_DUMP=1` to get the `help layer:`/`help figures:` dump
   lines as well, and note the tour **auto-starts** in any run whose settings file does not carry
@@ -345,7 +346,7 @@ as distinct from the fault injection below, which exercises ingest:
   configuration carried, into the `Config` the model is built from. **With no `--server` and no probe
   the chooser blocks in its own nested loop** (no frame to end and no dump), so a chooser run is
   always this probe. It also prints the dialog's frame *and its own help layer*:
-  `[sources] chooser ui: … hints=[2 {chooser_sources chooser_waveform}] hint=16x16` with the setting
+  `[sources] chooser ui: … hints=[2 {chooser_sources chooser_waveform}] hint=12x12` with the setting
   on, `hints=[0 {}] hint=0x0` with it off. `UDPSCOPE_PROBE_CHOOSER_HELP=1` drives the **Enable
   contextual help** row and reads the file back; `UDPSCOPE_PROBE_CHOOSER_TOUR=1` drives the **Guided
   tour** row and walks the chooser's own tour to its last stop, printing `[sources] chooser tour: …`