Add logic to check for changed verification flow

.github/workflows/docker-build.yaml

@@ -6,7 +6,7 @@ on:
 
   pull_request:
     branches: main
-  
+
   workflow_dispatch: # allows manual trigger
 
 jobs:
@@ -24,20 +24,20 @@ jobs:
           - {dir: simpleAgeVerification, dockerfile: Dockerfile}
           - {dir: ., dockerfile: sponsoredTransactions/Dockerfile}
           - {dir: ., dockerfile: sponsoredTransactionsAuction/Dockerfile}
-          
+
     steps:
     - name: Checkout
       uses: actions/checkout@v4
       with:
         submodules: recursive
-    
+
     - name: Build image
       working-directory: ${{ matrix.image.dir }}
       run:
         docker build -f ${{ matrix.image.dockerfile }} .
 
   compose-build:
-    name: Building with docker-compose
+    name: Building with docker compose
     # Don't run on draft pull requests
     if: ${{ !github.event.pull_request.draft }}
     runs-on: ubuntu-latest
@@ -47,11 +47,11 @@ jobs:
       with:
         submodules: recursive
 
-    - name: Build with docker-compose
+    - name: Build with docker compose
       working-directory: trackAndTrace
       env:
-        # Dummy values set because `docker-compose build` enforces the variables only needed on runtime when building.
+        # Dummy values set because `docker compose build` enforces the variables only needed on runtime when building.
         TRACK_AND_TRACE_CONTRACT_ADDRESS: "<8351,0>"
         TRACK_AND_TRACE_PRIVATE_KEY_FILE: "./trackAndTrace/README.md"
       run:
-        docker-compose build
+        docker compose build

compliant-reward-distribution/indexer/README.md

@@ -91,6 +91,10 @@ curl -POST "http://localhost:8080/api/postTwitterPostLink" -H "Content-Type: app
 curl -POST "http://localhost:8080/api/getAccountData" -H "Content-Type: application/json" --data '{"accountAddress":"3cGEB7tTdQBFxJ9sn5JyGPNay2MSmRSKm4133UVqmKoFg4MXJ1","signingData":{"signer":"47b6Qe2XtZANHetanWKP1PbApLKtS3AyiCtcXaqLMbypKjCaRw","message":{"blockHash":"4e68a9f9a671f4b62963cbade295c1b47b74838dabf78c451740c1e060ab0069","blockHeight":3},"signature":"4e68a9f9a671f4b62963cbade295c1b47b74838dabf78c451740c1e060ab00694e68a9f9a671f4b62963cbade295c1b47b74838dabf78c451740c1e060ab0069"}}' -v
 ```
 
+```
+curl -POST "http://localhost:8080/api/getPendingApprovals" -H "Content-Type: application/json" --data '{"limit":10,"offset":0,"signingData":{"signer":"47b6Qe2XtZANHetanWKP1PbApLKtS3AyiCtcXaqLMbypKjCaRw","message":{"blockHash":"4e68a9f9a671f4b62963cbade295c1b47b74838dabf78c451740c1e060ab0069","blockHeight":3},"signature":"4e68a9f9a671f4b62963cbade295c1b47b74838dabf78c451740c1e060ab00694e68a9f9a671f4b62963cbade295c1b47b74838dabf78c451740c1e060ab0069"}}' -v
+```
+
 Proof statements:
 
 1.Proof: Reveal "nationalIdNo" proof (Sigma protocol)

compliant-reward-distribution/indexer/src/bin/indexer.rs

@@ -198,48 +198,39 @@ async fn main() -> anyhow::Result<()> {
         .await
         .context("Could not get database connection from pool")?;
 
+    // If the indexer is started for the first time, lookup the last block finalized and initialize
+    // the database.
+    let current_block = consensus_info.last_finalized_block_height;
+
+    // This function only sets the settings in the database if they haven't been set before.
+    // Meaning only if the indexer is run for the first time.
+    db.init_settings(&consensus_info.genesis_block, current_block)
+        .await
+        .context("Could not init settings for database")?;
+
     let settings = db
         .get_settings()
         .await
         .context("Could not get settings from database")?;
 
-    let start_block = match settings {
+    // This check prevents that the indexer is re-started with a node connection
+    // to mainnet while the database has indexed data from testnet or vice versa.
+    anyhow::ensure!(
+        settings.genesis_block_hash == consensus_info.genesis_block,
+        "Genesis hash from the connected node {} does not match the genesis hash {} found \
+                 in the database",
+        consensus_info.genesis_block,
+        settings.genesis_block_hash
+    );
+
+    // Get the block to start indexing from.
+    let start_block = match settings.latest_processed_block_height {
         // If the indexer is re-started with the same database settings,
         // it should resume indexing from the `latest_processed_block_height+1` as stored in the
         // database.
-        Some(settings) => {
-            // This check prevents that the indexer is re-started with a node connection
-            // to mainnet while the database has indexed data from testnet or vice versa.
-            anyhow::ensure!(
-                settings.genesis_block_hash == consensus_info.genesis_block,
-                "Genesis hash from the connected node {} does not match the genesis hash {} found \
-                 in the database",
-                consensus_info.genesis_block,
-                settings.genesis_block_hash
-            );
-
-            // While it is possible to start the indexer and immediately stop the indexer,
-            // so that the settings are set in the database but no block has been processed
-            // at all, this edge case is rather theoretical and should not
-            // happen in practice (the default value here should not happen in practice).
-            settings.latest_processed_block_height.map_or_else(
-                // Theoretical edge case: If the latest_processed_block_height is not set, we start from the start_block_height.
-                || settings.start_block_height,
-                // If the latest_processed_block_height is set, we start from the next block.
-                |latest_processed_block_height| latest_processed_block_height.next(),
-            )
-        }
-        // If the indexer is started for the first time, lookup the last block finalized, initialize
-        // the database, and start to index at the last finalized block.
-        None => {
-            let start_block = consensus_info.last_finalized_block_height;
-
-            db.init_settings(&consensus_info.genesis_block, start_block)
-                .await
-                .context("Could not init settings for database")?;
-
-            start_block
-        }
+        Some(processed_block) => processed_block.next(),
+        // If the indexer is started for the first time, use the current block height.
+        None => current_block,
     };
 
     tracing::info!(