refactor(dockerfile): switch to env file

- replace livereload.params with .env
- allows subst in compose file itself
- activate defaults by default

.env

@@ -13,7 +13,7 @@
 # REQUIRED: NO
 # DEFAULT: Etc/UTC
 # VALID OPTIONS: Any valid IANA TZ formatted timezone. Refer to https://en.wikipedia.org/wiki/List_of_tz_database_time_zones.
-#TZ=Etc/UTC
+TZ=Etc/UTC
 
 # GID:
 # You may wish to change the GroupID of the container's user. This allows it access certain resources on the host like certificates or files.
@@ -27,25 +27,40 @@
 # REQUIRED: NO
 # DEFAULT:
 # VALID OPTIONS: Any valid directory on the host
-#WATCHDIR=
+WATCHDIR=~/myWebProject
+
 
 #
 # AB-NGINX parameters
 #    refer to https://git.asifbacchus.dev/ab-docker/ab-nginx/wiki for more details
 
+# NGINX_HTTP:
+# Port to map on the host for ab-nginx to listen for HTTP connections.
+# REQUIRED: NO
+# DEFAULT: 80
+# VALID OPTIONS: Any valid TCP port that does not cause conflicts in your environment
+#NGINX_HTTP=80
+
+# NGINX_HTTPS:
+# Port to map on the host for ab-nginx to listen for HTTPS connections.
+# REQUIRED: NO
+# DEFAULT: 443
+# VALID OPTIONS: Any valid TCP port that does not cause conflicts in your environment
+#NGINX_HTTPS=443
+
 # SERVER_NAMES:
 # Space-delimited list of names to which the server should respond. This needs to match any certificates being used.
 # REQUIRED: NO
 # DEFAULT: _
 # VALID OPTIONS: Any valid hostnames for your environment
-#SERVER_NAMES=_
+SERVER_NAMES=_
 
 # TLS13_ONLY:
 # Use and accept only TLS version 1.3 connections. If false, both TLS versions 1.2 and 1.3 will be accepted.
 # REQUIRED: NO
 # DEFAULT: TRUE
 # VALID OPTIONS: TRUE, FALSE
-#TLS13_ONLY=TRUE
+TLS13_ONLY=TRUE
 
 
 #
@@ -63,42 +78,42 @@
 # REQUIRED: NO
 # DEFAULT: "html,xml,css,js,jsx,ts,tsx,php,py"
 # VALID OPTIONS: Any valid file extension(s)
-#LR_EXTS="html,xml,css,js,jsx,ts,tsx,php,py"
+LR_EXTS="html,xml,css,js,jsx,ts,tsx,php,py"
 
 # LR_EXCLUDE:
 # Comma-delimited list of files/directories to exclude from monitoring. This list *must* be quoted.
 # REQUIRED: NO
 # DEFAULT: ".git/,.svn/,.vscode/,.idea/"
 # VALID OPTIONS: Any valid files or directories/
-#LR_EXCLUDE=".git/,.svn/,.vscode/,.idea/"
+LR_EXCLUDE=".git/,.svn/,.vscode/,.idea/"
 
 # LR_DELAY:
 # Amount of time in milliseconds before detecting a change and sending a trigger for a browser reload. Useful if you need to allow time for background recompilation, etc.
 # REQUIRED: NO
 # DEFAULT: 500
 # VALID OPTIONS: Any integer representing a number of milliseconds (ms)
-#LR_DELAY=500
+LR_DELAY=500
 
 # LR_DEBUG:
 # Whether or not to print diagnostic debugging messages about the server's operation. Usually a good idea to leave this set to 'true'.
 # REQUIRED: NO
 # DEFAULT: true
 # VALID OPTIONS: true, false
-#LR_DEBUG=true
+LR_DEBUG=true
 
 # LR_HTTPS:
 # Whether or not to enable SSL/TLS on the server's listening port. This may be required depending on your domain and environment configuration.
 # REQUIRED: NO
 # DEFAULT: true
 # VALID OPTIONS: true, false
-#LR_HTTPS=true
+LR_HTTPS=true
 
 # CERT_HOSTNAME:
 # Hostname to use if container is auto-generating a self-signed certificate.
 # REQUIRED: NO
 # DEFAULT: $HOSTNAME
 # VALID OPTIONS: Any valid hostname
-#CERT_HOSTNAME=$HOSTNAME
+CERT_HOSTNAME=${SERVER_NAMES}
 
 
 #EOF

docker-compose.yml

@@ -13,9 +13,12 @@ services:
     - ${WATCHDIR}:/usr/share/nginx/html:ro
     - ./nginx/config:/etc/nginx/config:ro
     ports:
-    - "8080:80"
-    - "8443:443"
-    env_file: livereload.params
+    - "${NGINX_HTTP:-80}:80"
+    - "${NGINX_HTTPS:-443}:443"
+    environment:
+      - TZ=${TZ}
+      - SERVER_NAMES=${SERVER_NAMES}
+      - TLS13_ONLY=${TLS13_ONLY}
     user: "8080:${GID:-8080}"
   livereload:
     image: docker.asifbacchus.dev/livereload/livereload:latest
@@ -24,8 +27,16 @@ services:
     - ./certs:certs:ro
     - ${WATCHDIR}:/watch:ro
     ports:
-    - "35729:35729"
-    env_file: livereload.params
+    - "${LR_PORT:-35729}:${LR_PORT:-35729}"
+    environment:
+      - TZ=${TZ}
+      - LR_PORT=${LR_PORT}
+      - LR_EXTS=${LR_EXTS}
+      - LR_EXCLUDE=${LR_EXCLUDE}
+      - LR_DELAY=${LR_DELAY}
+      - LR_DEBUG=${LR_DEBUG}
+      - LR_HTTPS=${LR_HTTPS}
+      - CERT_HOSTNAME=${CERT_HOSTNAME}
     user: "9999:${GID:-9999}"
     command: listen