First draft of using Caddy as the reverse proxy

caddy-docker-proxy/Caddyfile

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+# https://caddyserver.com/docs/metrics
+:9000 {
+	metrics
+}
+
+subdomain.domain.tld {
+        reverse_proxy ${local_ip}:${port}
+        # https://caddyserver.com/docs/caddyfile/directives/basic_auth
+        basic_auth {
+            Username hashed_password
+        }
+        log 
+}

caddy-docker-proxy/docker-compose.yml

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+---
+x-logging:
+  &default-logging
+  driver: syslog
+  options:
+    # This requires two files in /etc/rsyslog.d
+    # https://www.loggly.com/use-cases/docker-syslog-logging-and-troubleshooting/
+    tag: "container_name/{{.Name}}"
+    labels: "${hostname}"
+    syslog-facility: # cron, local7, etc.
+
+# Can be removed if not needed
+x-opt-values:
+  &volume-opt
+  driver_opts: &options
+    type: "nfs"
+    o: "addr=${IP},rw"
+
+services:
+  caddy:
+    image: lucaslorentz/caddy-docker-proxy:ci-alpine
+    container_name: caddy
+    restart: unless-stopped
+    labels:
+      caddy.email: ${CADDY_EMAIL}
+    environment:
+      # $ docker network create caddy
+      CADDY_INGRESS_NETWORKS: caddy
+      CADDY_DOCKER_CADDYFILE_PATH: "/etc/caddy/Caddyfile"
+    ports:
+      - 80:80
+      - 443:443
+    volumes:
+      - /var/run/docker.sock:/var/run/docker.sock:ro
+      - caddy_data:/data
+      - ./Caddyfile:/etc/caddy/Caddyfile
+    networks:
+      - caddy
+    ulimits:
+      nofile: 65535
+    logging: *default-logging
+
+networks:
+  caddy:
+    external: true
+
+volumes:
+  caddy_data: {}
+
+# What if I want to use the x-opt-values:
+#  acme:
+#    <<: *volume-opt
+#    driver_opts:
+#      <<: *options
+#      device: ":/mnt/path/nginx-proxy/acme"
+#      o: "new_opts"
+#      type: "new_type"
+#
+# 'o' and 'type' can be redifined again or left at default

pmb/.env.template

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-COMPOSE_PROJECT_NAME=pmb

pmb/README.md

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-

pmb/docker-compose.yml

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-x-logging:
-  &default-logging
-  driver: local
-  options:
-    max-size: "1m"
-    max-file: "50"
-
-x-opt-values:
-  &volume-opt
-  driver_opts: &options
-    type: "nfs"
-    o: "addr=${IP},rw"
-    
-services:
-  protonmail-bridge:
-    image: shenxn/protonmail-bridge
-    container_name: protonmail-bridge
-    restart: always
-    volumes:
-      - protonmail:/root
-    networks:
-      - protonmail
-    logging: *default-logging
-
-volumes:
-  protonmail:
-    <<: *volume-opt
-    driver_opts:
-      <<: *options
-      device: ":/mnt/path/protonmail/protonmail"
-
-networks:
-  protonmail: