fix: repair cp1252-mangled arrows in the reference-app pipelines page

PowerShell editing round-tripped the U+2192 arrows through cp1252 in
06_reference_app/03_pipelines_and_worker.md; restored them and regenerated
the wiki HTML + MCP module.

standards/src/wiki/06_reference_app/03_pipelines_and_worker.md

@@ -1,7 +1,7 @@
 # Pipelines & Worker — the pipeline axis
 
-The sample proves the full loop: **API creates a job document → worker polls →
-pipeline family runs → job reaches a terminal status.**
+The sample proves the full loop: **API creates a job document → worker polls →
+pipeline family runs → job reaches a terminal status.**
 
 ## The jobs slice
 
@@ -55,9 +55,9 @@ To add a family: copy `appointment_reminder/`, replace the stages, call
 documents into execution:
 
 1. poll `job_svc.search({"status": "pending"})` on `WORKER_POLL_SECONDS`
-2. claim a job: `status → processing`
+2. claim a job: `status → processing`
 3. dispatch through the `HANDLERS` table — `HANDLERS[job.kind](job, resources)`
-4. on success `status → done`; on exception `status → failed`,
+4. on success `status → done`; on exception `status → failed`,
    `retry_count += 1`, `error_message` captured; jobs at
    `WORKER_MAX_RETRIES` are skipped