vac roadmap acz update

Signed-off-by: ksr <kaiserd@users.noreply.github.com>

content/roadmap/vac/acz/overview.md

@@ -14,6 +14,7 @@ lastmod: 2023-09-12
 * [x] [[roadmap/vac/acz/rlnp2p/waku/production-readiness | production-readiness]]
 * [[roadmap/vac/acz/rlnp2p/waku/rln-membership-management | rln-membership-management]]
 * [[roadmap/vac/acz/rlnp2p/waku/rln-relay-enhancements| rln-relay-enhancements]]
+* [[roadmap/vac/acz/rlnp2p/waku/rln-multi-epoch-constraints| rln-multi-epoch-constraints]]
 
 ### `rlnp2p:vac:`
 * [[roadmap/vac/acz/rlnp2p/vac/rln-doc-and-outreach| rln-doc-and-outreach]]

content/roadmap/vac/acz/rlnp2p/waku/multi-epoch-constraints.md

@@ -0,0 +1,43 @@
+---
+title: "Multi Epoch Constraints"
+---
+## `vac:acz:rlnp2p:waku:multi-epoch-constraints`
+---
+
+```mermaid
+%%{ 
+  init: { 
+    'theme': 'base', 
+    'themeVariables': { 
+      'primaryColor': '#BB2528', 
+      'primaryTextColor': '#fff', 
+      'primaryBorderColor': '#7C0000', 
+      'lineColor': '#F8B229', 
+      'secondaryColor': '#006100', 
+      'tertiaryColor': '#fff' 
+    } 
+  } 
+}%%
+gantt
+  tickInterval 1month
+  dateFormat YYYY-MM-DD 
+  section Status
+    Multi epoch constraints:  2023-09-15, 2023-11-15
+```
+
+- status: 0%
+- CC: Ramses
+
+### Description
+
+Currenly, RLN v1 allows for a fixed message rate of 1/msg per epoch while RLN v2 allows for n msgs/epoch.
+The goal of this milestone is desiging the key derivation and related crypto for allowing several n msgs/epoch constraints.
+For example: 24 msg / day && 1 msg/10 seconds.
+
+### Justification
+
+
+### Deliverables
+
+
+