feat: OSCBR optional provider, re-baseline after inactivity, field audit, provider UI/feature matrix tests, benchmark chain; 1.3.1

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>

agent/src/gti_fiscal_agent/enrichment.py

@@ -271,6 +271,14 @@ class EnrichmentWorker:
                 self.store.set_meta("baseline_count", len(codes))
                 self._last_count, self._last_diff = len(codes), self.clock()
                 return []
+            if self.store.meta("rebaseline") == "1":
+                # the function was inactive (DISABLED / WAITING_FEATURE_CONFIGURATION) for a while: whatever appeared meanwhile is NOT "new" for the enrichment
+                # (a long-disabled installation must never send a burst of products to the providers when it is switched on again)
+                codes = read_codes(conn)
+                self.store.add_known(codes)
+                self.store.set_meta("rebaseline", "0")
+                self._last_count, self._last_diff = len(codes), self.clock()
+                return []
             started = self.clock()
             t0 = time.monotonic()
             count = read_count(conn)
@@ -417,6 +425,8 @@ class EnrichmentWorker:
         """One iteration; returns the list of processed product codes."""
         mode = self.mode()
         if mode not in ("DRY_RUN", "ENABLED"):
+            if self.store.meta("baseline_done") == "1":
+                self.store.set_meta("rebaseline", "1")
             return []                                                      # WAITING_FEATURE_CONFIGURATION / DISABLED: zero Firebird activity
         self.detect()
         done = []