A variety of improvements all around (compdemocracy#1608)

* remove unused Dockerfile

* placeholder for local dev builds

* docker compose instead of docker-compose

* update Docker and compose files

* gitignore math/.cpcache

* remove unused config vars

* update versions in participation readme

* update all package.json files, replacing ^ with ~; rebuild all package-lock files

* update nvm references; stop using --harmony

* additional comments and a small fix

* keep libpq-dev in the running server container

* remove unused Procfile

* fully remove residual bower references;
remove unused bower-derived fontawesome configuration;
remove unused bower-derived flatui references.

* server node_modules volume for development

* Add POSTRES_PORT option to docker-compose.dev.yml

* remove extraneous run command in docker-compose.dev.yml

---------

Co-authored-by: Christopher Small <[email protected]>

.env

@@ -1,3 +1,6 @@
 TAG=dev
 COMPOSE_PROJECT_NAME=polis-${TAG}
 HTTP_PORT=80
+
+# GIT_HASH will be set properly when running `make` (see Makefile).
+GIT_HASH=placeholder

client-admin/.vscode/settings.json

@@ -1,7 +1,6 @@
 {
     "search.exclude": {
         "**/*.code-search": false,
-        "**/bower_components": false,
         "**/node_modules": false
     }
-}
+}

client-admin/Dockerfile

@@ -1,15 +1,19 @@
-FROM docker.io/node:14.14.0-alpine
+# NOTE: This Dockerfile is not actually used by the docker-compose.yml.
+# Instead, the file-server Dockerfile builds and serves these assets.
+# But this file is still useful for development or deployments that do not use
+# the docker compose configuration.
 
-WORKDIR /app
+FROM docker.io/node:18-alpine
 
-RUN apk add git --no-cache
+WORKDIR /app
 
 COPY package*.json ./
-RUN npm install
+
+RUN npm ci
 
 COPY polis.config.template.js polis.config.js
-# If polis.config.js exists on host, will override template here.
+# If polis.config.js already exists in the local directory being copied,
+# it will override the template from the line above.
 COPY . .
 
-ARG GIT_HASH
-RUN npm run build:prod
+CMD npm run build:prod

client-admin/README.md

@@ -11,7 +11,8 @@ Install the NVM following the instructions: [NVM Installation Guide](https://git
 Them run the commands below to install the correct Node.JS version and the application dependencies.
 
 ```sh
-nvm install 14.14.0
+nvm install 18
+nvm use 18
 npm install
 ```
 
@@ -20,14 +21,13 @@ npm install
 If you having troubles with npm dependencies try run the commands below:
 
 ```sh
-npm cache clear
+rm -rf node_modules
 npm install
 ```
 
 ## Running Application
 
 ```sh
-nvm use 14.14.0
 npm start
 ```