Add REST API

server/.env.template

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+# Defaults to 0.0.0.0 (listen on all interfaces)
+HTTP_HOST=
+
+HTTP_PORT=12369
+
+# Comma-separated list of bearer tokens that are allowed to interact with the API
+AUTH_TOKENS=
+
+# CORS allowed origins - defaults to * - see https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Access-Control-Allow-Origin
+CORS_ORIGIN=

server/.eslintrc.js

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+module.exports = {
+    root: true,
+    env: {
+        "commonjs": true,
+        "es2021": true,
+        "node": true,
+    },
+    extends: [
+        "eslint:recommended",
+        "plugin:@typescript-eslint/recommended",
+    ],
+    parser: "@typescript-eslint/parser",
+    parserOptions: {
+        ecmaVersion: "latest",
+        sourceType: "module",
+    },
+    plugins: [
+        "@typescript-eslint",
+    ],
+    ignorePatterns: [
+        "out/**",
+        "test.*",
+    ],
+    rules: {
+        "quotes": [ "error" , "double" ],
+        "semi": [ "error" , "always" ],
+        "comma-dangle": [ "error" , "always-multiline" ],
+        "array-bracket-newline": [ "error", "consistent" ],
+        "function-paren-newline": [ "error", "multiline" ],
+        "no-control-regex": ["off"],
+        "eol-last": [ "error", "always" ],
+        "no-async-promise-executor": "off",
+        // see https://github.com/eslint/eslint/issues/14538#issuecomment-862280037
+        "indent": ["error", 4, { "ignoredNodes": ["VariableDeclaration[declarations.length=0]"] }],
+        "@typescript-eslint/no-non-null-assertion": "off",
+        "@typescript-eslint/no-unused-vars": ["warn", { "ignoreRestSiblings": true, "argsIgnorePattern": "^_" }],
+    },
+};

server/README.md

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+## BrewBot API
+#### Express-based REST API to interface with [BrewBot](https://github.com/codedrunks/BrewBot)
+
+<br>
+
+## Resources
+- [Guild](#guild)
+    - [ ] [Guild settings](#guild-settings)
+    - [ ] [Premium tier](#premium-tier)
+    - [ ] [Reaction roles](#reaction-roles)
+    - [ ] [Guild warnings](#guild-warnings)
+    - [ ] [Contest](#contest)
+- [User profile](#user-profile)
+    - [ ] [Account balances](#account-balances)
+    - [ ] [User warnings](#user-warnings)
+    - [ ] [Reminders](#reminders)
+
+<br>
+
+## TODO:
+- Figure out how to authenticate moderators of guilds (maybe OAuth or querying the bot process via RPC or something idk)
+
+<br><br>
+
+## Guild
+### Guild Settings
+```
+GET /guild/:guildId/settings
+```
+Returns the entire settings object for a guild
+
+```
+PUT /guild/:guildId/settings
+```
+Overwrites the entire settings object for a guild
+
+<br><br>
+
+## User profile
+### Account balances
+```
+GET /user/:userId/balances
+```
+Returns a user's balances from all guilds
+
+```
+GET /user/:userId/balance/:guildId
+```
+Returns a user's balance from a specific guild