See if postgres is running

Author: rylev

.github/workflows/ci.yml

@@ -156,6 +156,7 @@ jobs:
 
       - name: Connect to PostgreSQL
         run: |
+          pgrep -u postgres -fa -- -D  
           cargo build --bin site --release
           timeout 5s cargo run --bin site --release 'postgresql://postgres:postgres@localhost:5432/rustcperf' 2>&1 | tee -a log
           grep -Fxq "Loading complete but no data identified" log