Adding deployment script for the server

Author: TsuyoshiUshio

Diff for: deploy/.gitignore

@@ -0,0 +1,4 @@
+grpcsv.pfx
+private.pem
+public.pem
+connection-string

Diff for: deploy/build_push_image.sh

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+#!/bin/bash
+
+cd ..
+docker build . -t tsuyoshiushio/durableexternalscaler:latest -t tsuyoshiushio/durableexternalscaler:0.1
+docker push tsuyoshiushio/durableexternalscaler
+cd deploy

Diff for: deploy/create_secret.sh

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+#!/bin/bash
+
+kubectl create secret generic keda-durable-external-scaler --from-file grpcsv.pfx --from-file connection-string --namespace keda

Diff for: deploy/generate_cert.sh

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+#!/bin/bash
+
+openssl genrsa 2048 > private.pem
+openssl req -x509 -new -key private.pem -out public.pem
+openssl pkcs12 -export -in public.pem -inkey private.pem -out grpcsv.pfx