Update CIP-179 indexing and survey support to v5

.env.example

@@ -63,7 +63,6 @@ KOIOS_SKIP_NON_CRITICAL_JOBS_WHEN_DEGRADED=true
 KOIOS_HEAVY_JOB_LANE_ENABLED=true
 KOIOS_HEAVY_JOB_LANE_TTL_MS=1800000
 KOIOS_SKIP_EXPENSIVE_ENRICHMENTS_WHEN_DEGRADED=true
-KOIOS_SKIP_TX_METADATA_WHEN_DEGRADED=true
 SYNC_ON_READ_SKIP_WHEN_PROPOSAL_SYNC_RUNNING=true
 SYNC_ON_READ_SKIP_WHEN_KOIOS_DEGRADED=true
 SYNC_ON_READ_PRESSURE_COOLDOWN_MULTIPLIER=3
@@ -181,3 +180,5 @@ DB_WRITE_MAX_IN_FLIGHT=8
 DB_WRITE_QUEUE_MAX_DEPTH=500
 INGESTION_DB_FAILFAST_ENABLED=true
 INGESTION_DB_FAILFAST_COOLDOWN_MS=60000
+# Earliest label-17 transaction considered by the CIP-179 indexer.
+CIP179_SINCE_ISO=2026-06-01T00:00:00Z

.github/workflows/deploy-cgov-api-gcp.yml

@@ -92,7 +92,20 @@ jobs:
             --headers="X-API-Key=${{ secrets.SERVER_API_KEY }}" \
             --attempt-deadline=900s \
             --time-zone="UTC" \
-            --description="Sync governance proposals from Koios API every 5 minutes"
+          --description="Sync governance proposals from Koios API every 5 minutes"
+
+      - name: Create/Update CIP-179 Sync Scheduler Job
+        run: |
+          gcloud scheduler jobs delete cip179-sync --location=${{ env.REGION }} --quiet || true
+          gcloud scheduler jobs create http cip179-sync \
+            --location=${{ env.REGION }} \
+            --schedule="3-59/5 * * * *" \
+            --uri="${{ steps.url.outputs.url }}/data/trigger-cip179-sync" \
+            --http-method=POST \
+            --headers="X-API-Key=${{ secrets.SERVER_API_KEY }}" \
+            --attempt-deadline=900s \
+            --time-zone="UTC" \
+            --description="Index CIP-179 label-17 metadata every 5 minutes"
 
       - name: Create/Update Voter Power Sync Scheduler Job
         run: |