feat: surface stack versions in app footer

services/ponder/generated/schema.graphql

@@ -17,6 +17,8 @@ type Meta {
 }
 
 type Query {
+  stackMeta(id: String!): stackMeta
+  stackMetas(where: stackMetaFilter, orderBy: String, orderDirection: String, before: String, after: String, limit: Int): stackMetaPage!
   stats(id: String!): stats
   statss(where: statsFilter, orderBy: String, orderDirection: String, before: String, after: String, limit: Int): statsPage!
   positions(id: String!): positions
@@ -24,6 +26,69 @@ type Query {
   _meta: Meta
 }
 
+type stackMeta {
+  id: String!
+  contractVersion: Int!
+  ponderVersion: String!
+  kraikenLibVersion: Int!
+  updatedAt: BigInt!
+}
+
+type stackMetaPage {
+  items: [stackMeta!]!
+  pageInfo: PageInfo!
+  totalCount: Int!
+}
+
+input stackMetaFilter {
+  AND: [stackMetaFilter]
+  OR: [stackMetaFilter]
+  id: String
+  id_not: String
+  id_in: [String]
+  id_not_in: [String]
+  id_contains: String
+  id_not_contains: String
+  id_starts_with: String
+  id_ends_with: String
+  id_not_starts_with: String
+  id_not_ends_with: String
+  contractVersion: Int
+  contractVersion_not: Int
+  contractVersion_in: [Int]
+  contractVersion_not_in: [Int]
+  contractVersion_gt: Int
+  contractVersion_lt: Int
+  contractVersion_gte: Int
+  contractVersion_lte: Int
+  ponderVersion: String
+  ponderVersion_not: String
+  ponderVersion_in: [String]
+  ponderVersion_not_in: [String]
+  ponderVersion_contains: String
+  ponderVersion_not_contains: String
+  ponderVersion_starts_with: String
+  ponderVersion_ends_with: String
+  ponderVersion_not_starts_with: String
+  ponderVersion_not_ends_with: String
+  kraikenLibVersion: Int
+  kraikenLibVersion_not: Int
+  kraikenLibVersion_in: [Int]
+  kraikenLibVersion_not_in: [Int]
+  kraikenLibVersion_gt: Int
+  kraikenLibVersion_lt: Int
+  kraikenLibVersion_gte: Int
+  kraikenLibVersion_lte: Int
+  updatedAt: BigInt
+  updatedAt_not: BigInt
+  updatedAt_in: [BigInt]
+  updatedAt_not_in: [BigInt]
+  updatedAt_gt: BigInt
+  updatedAt_lt: BigInt
+  updatedAt_gte: BigInt
+  updatedAt_lte: BigInt
+}
+
 type stats {
   id: String!
   kraikenTotalSupply: BigInt!
@@ -428,4 +493,4 @@ input positionsFilter {
   payout_lt: BigInt
   payout_gte: BigInt
   payout_lte: BigInt
-}
+}

services/ponder/ponder.schema.ts

@@ -4,6 +4,26 @@ import { TAX_RATE_OPTIONS } from 'kraiken-lib/taxRates';
 export const HOURS_IN_RING_BUFFER = 168; // 7 days * 24 hours
 const RING_BUFFER_SEGMENTS = 4; // ubi, minted, burned, tax
 
+export const stackMeta = onchainTable('stackMeta', t => ({
+  id: t.text().primaryKey(),
+  contractVersion: t
+    .integer()
+    .notNull()
+    .$default(() => 0),
+  ponderVersion: t
+    .text()
+    .notNull()
+    .$default(() => 'unknown'),
+  kraikenLibVersion: t
+    .integer()
+    .notNull()
+    .$default(() => 0),
+  updatedAt: t
+    .bigint()
+    .notNull()
+    .$default(() => 0n),
+}));
+
 // Global protocol stats - singleton with id "0x01"
 export const stats = onchainTable('stats', t => ({
   id: t.text().primaryKey(), // Always "0x01"

services/ponder/src/helpers/version.ts

@@ -1,6 +1,11 @@
-import { isCompatibleVersion, getVersionMismatchError, KRAIKEN_LIB_VERSION } from 'kraiken-lib/version';
+import { createRequire } from 'node:module';
+import { isCompatibleVersion, getVersionMismatchError, KRAIKEN_LIB_VERSION, STACK_META_ID } from 'kraiken-lib/version';
+import { stackMeta } from 'ponder:schema';
 import type { Context } from 'ponder:registry';
 
+const require = createRequire(import.meta.url);
+const { version: PONDER_APP_VERSION } = require('../../package.json') as { version: string };
+
 /**
  * Validates that the deployed Kraiken contract version is compatible
  * with this indexer's kraiken-lib version.
@@ -25,6 +30,24 @@ export async function validateContractVersion(context: Context): Promise<void> {
       process.exit(1);
     }
 
+    const timestamp = BigInt(Math.floor(Date.now() / 1000));
+    const metaPayload = {
+      contractVersion: versionNumber,
+      ponderVersion: PONDER_APP_VERSION ?? 'dev',
+      kraikenLibVersion: KRAIKEN_LIB_VERSION,
+      updatedAt: timestamp,
+    };
+
+    const existingMeta = await context.db.find(stackMeta, { id: STACK_META_ID });
+    if (existingMeta) {
+      await context.db.update(stackMeta, { id: STACK_META_ID }).set(metaPayload);
+    } else {
+      await context.db.insert(stackMeta).values({
+        id: STACK_META_ID,
+        ...metaPayload,
+      });
+    }
+
     logger.info(`✓ Contract version validated: v${versionNumber} (kraiken-lib v${KRAIKEN_LIB_VERSION})`);
   } catch (error) {
     logger.error('Failed to read contract VERSION:', error);