refactor terraform modules, add clustering lambda (#4)

serverless/alpr_clusters/deploy.sh

@@ -0,0 +1,31 @@
+#!/bin/bash
+
+ECR_REPO_URL=912821578123.dkr.ecr.us-east-1.amazonaws.com/alpr_clusters-lambda
+
+set -e
+
+# check if AWS role is assumed
+if ! aws sts get-caller-identity &> /dev/null; then
+  echo "Error: AWS role is not assumed. Please assume the necessary role and try again."
+  exit 1
+fi
+
+cd src
+
+# build Docker image
+docker build -t alpr_clusters .
+
+# tag docker image with ECR repo
+docker tag alpr_clusters:latest $ECR_REPO_URL:latest
+
+# login to ECR
+aws ecr get-login-password --region us-east-1 | docker login --username AWS --password-stdin $ECR_REPO_URL
+
+# push Docker image to ECR
+docker push $ECR_REPO_URL:latest
+
+# update lambda function
+export AWS_PAGER=""
+aws lambda update-function-code --function-name alpr_clusters --image-uri $ECR_REPO_URL:latest
+
+echo "Deployed!"