Aligning readme command expectations

Author: merschformann

.nextmv/readme/python-pyomo-knapsack/2.sh

@@ -1,3 +1,3 @@
 cat input.json | docker run -i --rm \
 -v $(pwd):/app ghcr.io/nextmv-io/runtime/pyomo:latest \
-sh -c 'python3 /app/main.py'
+sh -c 'pip install -r requirements.txt > /dev/null && python3 /app/main.py'

.nextmv/readme/python-pyomo-shiftassignment/2.sh

@@ -1,3 +1,3 @@
 cat input.json | docker run -i --rm \
 -v $(pwd):/app ghcr.io/nextmv-io/runtime/pyomo:latest \
-sh -c 'python3 /app/main.py'
+sh -c 'pip install -r requirements.txt > /dev/null && python3 /app/main.py'

.nextmv/readme/python-pyomo-shiftplanning/2.sh

@@ -1,3 +1,3 @@
 cat input.json | docker run -i --rm \
 -v $(pwd):/app ghcr.io/nextmv-io/runtime/pyomo:latest \
-sh -c 'python3 /app/main.py'
+sh -c 'pip install -r requirements.txt > /dev/null && python3 /app/main.py'