🚧 WIP

README.md

@@ -307,10 +307,13 @@ requirement ID for each item in parentheses.
       `--web-port`, env `WAGO_SIM_WEB_USER/PASSWORD/READONLY/
       NO_WEB/WEB_PORT`; login page + SPA shell.
 - [x] M2: node overview page — DIN-rail strip with coupler block
-      (MS/NS/BF/SF LEDs), module bezels with article numbers,
-      per-channel LEDs for DI/DO, bar+numeric indicators for AI/AO,
-      live values via WebSocket (`/api/ws`, 10 Hz delta push),
-      `GET /api/values` snapshot.
+      (MS/NS/BF/SF LEDs), module bezels with article numbers plus the
+      kind+slot designation (`DI0`, `DO2`, `AI4`) in the header's
+      upper right corner, per-channel LEDs for DI/DO with the channel
+      number beneath, bar+numeric indicators for AI/AO with the channel
+      number outside the overflow/underflow limit LEDs, live values
+      via WebSocket (`/api/ws`, 10 Hz delta push), `GET /api/values`
+      snapshot (FR-10.2.2).
 - [x] M3: manipulation — DI/DO toggle (field side via
       `set_digital_input_channel`, master side via internal
       `write_bits`/`write_words` dispatch so mirrors/statistics stay
@@ -331,15 +334,26 @@ requirement ID for each item in parentheses.
       graphic on top, live scrollable channel list below with I/O
       code, configured name, and a switch (DI/DO) / numeric field
       (AI/AO) for display + manipulation.
+- [x] M5b: analog display ranges (FR-10.2.14) — bar indicators fill
+      from the bottom against the channel's display range, default
+      0–4095 counts (100 % at 4095, WAGO 750 12-bit scaling), with
+      per-channel min/max configurable in the node config
+      (`channel_ranges:`) and editable on the Configuration page; values
+      outside the range fill the bar red with a red LED above the bar
+      (overflow) or below it (underflow); ranges carried through
+      module saves, export/import, and rebuilds; also fixes the bar
+      never filling (it set width instead of height on a vertical bar)
+      and the invisible numeric label (clipped by overflow: hidden).
 - [ ] M6: scenario run view + alias-ownership rejection (FR-10.2.6,
       FR-10.2.9) — deferred.
-- [x] Tests: 38 web-UI tests (`tests/test_webui.py`) via httpx
+- [x] Tests: 46 web-UI tests (`tests/test_webui.py`) via httpx
       `ASGITransport` (in-process, no socket) + live verification:
       browser SAVE CONFIG rebuilds the node and persists YAML; Modbus
       master reads the module description (0x2030) correctly after the
       loader-overlap register fix; channel-name save + list sync;
-      export/import round-trip with a Modbus read after the rebuild.
-      Full suite: 216 passing.
+      export/import round-trip with a Modbus read after the rebuild;
+      bar states verified for in-range (97.7 % at 4000), overflow,
+      custom-range, and underflow. Full suite: 224 passing.
 
 ### Framework gaps (spec §4 — Scenario & Macro Engine)