remove env vars from dockerfile

Dockerfile

@@ -6,9 +6,9 @@ RUN mkdir -p /var/www/html/episodes
 
 # initialize env vars with defaults
 # these can be changed with -e at docker run
-ENV MP3_DIR=/var/www/html/episodes \
-    MP3_URL=$MP3_URL \
-    RECURSIVE_DIRECTORY_ITERATOR=true \
+# ENV MP3_DIR=/var/www/html/episodes \
+    # MP3_URL=$MP3_URL \
+    # RECURSIVE_DIRECTORY_ITERATOR=true \
     # COPYRIGHT= \
     # WEBMASTER= \
     # ITUNES_OWNER_NAME= \
@@ -17,31 +17,30 @@ ENV MP3_DIR=/var/www/html/episodes \
     # TITLE= \
     # ITUNES_AUTHOR= \
     # ITUNES_CATEGORIES= \
-    ITUNES_EXPLICIT=false \
+    # ITUNES_EXPLICIT=false \
     # DESCRIPTION= \
     # ITUNES_SUBTITLE= \
     # ITUNES_SUMMARY= \
     # ITUNES_SUBTITLE_SUFFIX= \
     # ITUNES_TYPE= \
-    LANGUAGE="en-us" \
-    ITEM_COUNT=10000 \
-    AUTO_SAVE_COVER_ART=false \
-    MIN_FILE_AGE=30 \
-    MIN_CACHE_TIME=5 \
+    # LANGUAGE="en-us" \
+    # ITEM_COUNT=10000 \
+    # AUTO_SAVE_COVER_ART=false \
+    # MIN_FILE_AGE=30 \
+    # MIN_CACHE_TIME=5 \
     # FORCE_PASSWORD= \
     # ATOM_TYPE= \
     # DESCRIPTION_SOURCE= \
     # DESCRIPTION_HMTL= \
-    TTL=60
+    # TTL=60
 
 # copy source files to docker 
 COPY ./.htaccess/ /var/www/html/
 COPY ./dir2cast.php /var/www/html/
 COPY ./getID3/ /var/www/html/getID3/
 COPY entrypoint.sh /usr/local/bin/
 RUN a2enmod rewrite
-# ENTRYPOINT ["/bin/sh", "/usr/local/bin/entrypoint.sh"]
-ENTRYPOINT exec "/usr/local/bin/entrypoint.sh"
+ENTRYPOINT ["/bin/sh", "/usr/local/bin/entrypoint.sh"]
 
 EXPOSE 80
 CMD ["apache2-foreground"]