added script to build frontend so it can add version info to the index.html file w/ burnettk

.github/workflows/docker_image_for_main_builds.yml

@@ -66,7 +66,7 @@ jobs:
 
       - name: Write app version info
         working-directory: spiffworkflow-frontend
-        run: echo $DOCKER_METADATA_OUTPUT_JSON | jq '.labels' > app_version.json
+        run: echo $DOCKER_METADATA_OUTPUT_JSON | jq '.labels' > version_info.json
       - name: Build and push Frontend Docker image
         uses: docker/build-push-action@v4.0.0
         with:
@@ -110,7 +110,7 @@ jobs:
 
       - name: Write app version info
         working-directory: spiffworkflow-backend
-        run: echo $DOCKER_METADATA_OUTPUT_JSON | jq '.labels' > app_version.json
+        run: echo $DOCKER_METADATA_OUTPUT_JSON | jq '.labels' > version_info.json
       - name: Build and push Backend Docker image
         uses: docker/build-push-action@v4.0.0
         with:

.gitignore

@@ -4,4 +4,4 @@ t
 *~
 .dccache
 *~
-app_version.json
+version_info.json

spiffworkflow-backend/src/spiffworkflow_backend/__init__.py

@@ -188,13 +188,13 @@ def create_app() -> flask.app.Flask:
 def _setup_prometheus_metrics(app: flask.app.Flask, connexion_app: connexion.apps.flask_app.FlaskApp) -> None:
     metrics = ConnexionPrometheusMetrics(connexion_app)
     app.config["PROMETHEUS_METRICS"] = metrics
-    if os.path.isfile("app_version.json"):
-        app_version_data = {}
-        with open("app_version.json") as f:
-            app_version_data = json.load(f)
+    if os.path.isfile("version_info.json"):
+        version_info_data = {}
+        with open("version_info.json") as f:
+            version_info_data = json.load(f)
         # prometheus does not allow periods in key names
-        app_version_data_normalized = {k.replace(".", "_"): v for k, v in app_version_data.items()}
-        metrics.info("app_version_info", "Application Version Info", **app_version_data_normalized)
+        version_info_data_normalized = {k.replace(".", "_"): v for k, v in version_info_data.items()}
+        metrics.info("version_info", "Application Version Info", **version_info_data_normalized)
 
 
 def get_hacked_up_app_for_script() -> flask.app.Flask:

spiffworkflow-frontend/Dockerfile

@@ -24,7 +24,7 @@ RUN cp /app/package.json.bak /app/package.json
 # npx can-i-ignore-scripts can check that it's safe to ignore scripts.
 RUN npm ci --ignore-scripts
 
-RUN npm run build
+RUN ./bin/build
 
 # Final image without setup dependencies.
 FROM base AS final
@@ -39,6 +39,4 @@ COPY --from=setup /app/build /app/build
 COPY --from=setup /app/bin /app/bin
 COPY --from=setup /app/node_modules.justserve /app/node_modules
 
-ENV REACT_APP_VERSION_INFO="123"
-
 ENTRYPOINT ["/app/bin/boot_server_in_docker"]

spiffworkflow-frontend/bin/boot_server_in_docker

@@ -7,11 +7,6 @@ function error_handler() {
 trap 'error_handler ${LINENO} $?' ERR
 set -o errtrace -o errexit -o nounset -o pipefail
 
-if [[ -f app_version.json ]]; then
-  SPIFFWORKFLOW_FRONTEND_RUNTIME_CONFIG_REACT_APP_VERSION_INFO_JSON=$(cat app_version.json)
-  export SPIFFWORKFLOW_FRONTEND_RUNTIME_CONFIG_REACT_APP_VERSION_INFO_JSON
-fi
-
 # sort of like https://lithic.tech/blog/2020-05/react-dynamic-config, but without golang
 react_configs=$(env | grep -E "^SPIFFWORKFLOW_FRONTEND_RUNTIME_CONFIG_" || echo '')
 if [[ -n "$react_configs" ]]; then

spiffworkflow-frontend/bin/build

@@ -0,0 +1,15 @@
+#!/usr/bin/env bash
+
+function error_handler() {
+  >&2 echo "Exited with BAD EXIT CODE '${2}' in ${0} script at line: ${1}."
+  exit "$2"
+}
+trap 'error_handler ${LINENO} $?' ERR
+set -o errtrace -o errexit -o nounset -o pipefail
+
+if [[ -f "version_info.json" ]]; then
+  version_info=$(cat version_info.json)
+  export REACT_APP_VERSION_INFO="$version_info"
+fi
+
+npm run build

spiffworkflow-frontend/public/index.html

@@ -5,7 +5,7 @@
     <link rel="icon" href="%PUBLIC_URL%/favicon.ico" />
     <meta name="viewport" content="width=device-width, initial-scale=1" />
     <meta name="theme-color" content="#000000" />
-    <meta name="version-info" content="%REACT_APP_VERSION_INFO%" />
+    <meta name="version-info" content='%REACT_APP_VERSION_INFO%' />
     <meta
       name="description"
       content="A turnkey solution for building and executing the workflows that drive your business"