feat(api): EE env-vars override

ee/api/.gitignore

@@ -247,7 +247,6 @@ Pipfile
 /db_changes.sql
 /Dockerfile.bundle
 /entrypoint.bundle.sh
-#/entrypoint.sh
 /chalicelib/core/heatmaps.py
 /routers/subs/insights.py
 /schemas.py
@@ -258,5 +257,4 @@ Pipfile
 /build_alerts.sh
 /routers/subs/metrics.py
 /routers/subs/v1_api.py
-/chalicelib/core/dashboards.py
-entrypoint.sh
+/chalicelib/core/dashboards.py

ee/api/entrypoint.sh

@@ -0,0 +1,6 @@
+#!/bin/bash
+bash env_vars.sh
+cd sourcemap-reader
+nohup npm start &> /tmp/sourcemap-reader.log &
+cd ..
+uvicorn app:app --host 0.0.0.0 --reload --proxy-headers

ee/api/env_vars.sh

@@ -0,0 +1,27 @@
+#!/bin/bash
+
+if [[ -z "${ENV_CONFIG_OVERRIDE_PATH}" ]]; then
+  echo 'no env-override'
+else
+  override=$ENV_CONFIG_OVERRIDE_PATH
+  if [ -f "$override" ]; then
+    # to remove endOfLine form sed result
+    echo "" >> $override
+    sed 's/=.*//;/^$/d' $override > .replacements
+
+    # to remove all defined os-env-vars
+    cat .replacements | while read line
+    do
+       unset $line
+    done
+    rm .replacements
+
+    # to merge predefined .env with the override.env
+    cp .env .env.d
+    sort -u -t '=' -k 1,1 $override .env.d > .env
+    rm .env.d
+  else
+    echo "$override does not exist."
+  fi
+
+fi