add psycopg2 to requirements and fix elastic db_type

Author: dminnear-rh

.github/workflows/ci-pipeline.yaml

@@ -55,7 +55,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        db: [pgvector, redis, elasticsearch, qdrant]
+        db: [pgvector, redis, elastic, qdrant]
 
     steps:
       - uses: actions/checkout@v4
@@ -87,7 +87,7 @@ jobs:
             redis/redis-stack-server:6.2.6-v19
 
       - name: Start Elasticsearch
-        if: matrix.db == 'elasticsearch'
+        if: matrix.db == 'elastic'
         run: |
           docker run -d --name es-test \
             -e "discovery.type=single-node" \

requirements.txt

@@ -8,6 +8,7 @@ langchain-qdrant==0.2.0
 langchain-sqlserver==0.1.1
 langchain==0.3.23
 psycopg[binary]==3.2.6
+psycopg2-binary==2.9.10
 pyodbc==5.2.0
 pypdf==5.4.0
 python-dotenv==1.1.0