Minor envsubst improvements. (#746)

Minor fixes to envsubst for webapps.  Somewhat specially treated is `LACONIC_HOSTED_CONFIG_homepage` which can be used to replace the homepage in package.json.  With react, this gets an extra `/` though, which we need to remove.

Reviewed-on: #746
Co-authored-by: Thomas E Lackey <telackey@bozemanpass.com>
Co-committed-by: Thomas E Lackey <telackey@bozemanpass.com>

stack_orchestrator/data/container-build/cerc-nextjs-base/scripts/apply-runtime-env.sh

@@ -33,8 +33,8 @@ if [ -f ".env" ]; then
   rm -f $TMP_ENV
 fi
 
-for f in $(find "$TRG_DIR" -regex ".*.[tj]sx?$" -type f | grep -v 'node_modules'); do
+for f in $(find . -type f \( -regex '.*.html?' -or -regex ".*.[tj]s\(x\|on\)?$" \) | grep -v 'node_modules' | grep -v '.git'); do
-  for e in $(cat "${f}" | tr -s '[:blank:]' '\n' | tr -s '[{},();]' '\n' | egrep -o '^"CERC_RUNTIME_ENV_[^\"]+"'); do
+  for e in $(cat "${f}" | tr -s '[:blank:]' '\n' | tr -s '["/\\{},();]' '\n' | tr -s "[']" '\n' | egrep -o -e '^CERC_RUNTIME_ENV_.+$' -e '^LACONIC_HOSTED_CONFIG_.+$'); do
     orig_name=$(echo -n "${e}" | sed 's/"//g')
     cur_name=$(echo -n "${orig_name}" | sed 's/CERC_RUNTIME_ENV_//g')
     cur_val=$(echo -n "\$${cur_name}" | envsubst)

stack_orchestrator/data/container-build/cerc-webapp-base/scripts/apply-runtime-env.sh

@@ -18,8 +18,8 @@ if [ -f ".env" ]; then
   rm -f $TMP_ENV
 fi
 
-for f in $(find . -regex ".*.[tj]sx?$" -type f | grep -v 'node_modules'); do
+for f in $(find . -type f \( -regex '.*.html?' -or -regex ".*.[tj]s\(x\|on\)?$" \) | grep -v 'node_modules' | grep -v '.git'); do
-  for e in $(cat "${f}" | tr -s '[:blank:]' '\n' | tr -s '[{},();]' '\n' | egrep -o -e '^"CERC_RUNTIME_ENV_[^\"]+"' -e '^"LACONIC_HOSTED_CONFIG_[^\"]+"'); do
+  for e in $(cat "${f}" | tr -s '[:blank:]' '\n' | tr -s '["/\\{},();]' '\n' | tr -s "[']" '\n' | egrep -o -e '^CERC_RUNTIME_ENV_.+$' -e '^LACONIC_HOSTED_CONFIG_.+$'); do
     orig_name=$(echo -n "${e}" | sed 's/"//g')
     cur_name=$(echo -n "${orig_name}" | sed 's/CERC_RUNTIME_ENV_//g')
     cur_val=$(echo -n "\$${cur_name}" | envsubst)

stack_orchestrator/data/container-build/cerc-webapp-base/scripts/build-app.sh

@@ -33,4 +33,10 @@ else
   mv "${WORK_DIR}" "${DEST_DIR}"
 fi
 
+# One special fix ...
+cd "${DEST_DIR}"
+for f in $(find . -type f -name '*.htm*'); do
+  sed -i -e 's#/LACONIC_HOSTED_CONFIG_homepage/#LACONIC_HOSTED_CONFIG_homepage/#g' "$f"
+done
+
 exit 0