Added tshock server; moved env vars to .env file

tshock/.env.example

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+RELEASE_TAG=
+AUTOCREATE=2

tshock/Dockerfile

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+FROM alpine:latest AS base
+
+# Build arguments
+ARG RELEASE_TAG
+
+# Add unzip & curl
+RUN apk update && apk add --no-cache unzip curl
+
+WORKDIR /terraria
+
+# Download & unzip
+# TODO convert this to jq?
+RUN curl -s "https://api.github.com/repos/Pryaxis/TShock/releases/tags/${RELEASE_TAG}" | \
+grep "browser_download_url" | \
+grep -o "https[^\"]\+" | \
+xargs curl -sLo tshock.zip && \
+unzip tshock.zip && \
+rm tshock.zip && \
+# Is there a better way to do this?
+mv TShock* tshock
+
+
+FROM mono:latest
+WORKDIR /terraria
+
+COPY --from=base /terraria/tshock /terraria
+
+# Create worlds directory & symlink it
+RUN mkdir -p worlds logs config /root/.local/share/Terraria && \
+ln -s /terraria/worlds /root/.local/share/Terraria/Worlds
+
+ENTRYPOINT \
+    mono /terraria/TerrariaServer.exe \
+    -configpath /terraria/config \
+    -logpath /terraria/logs \
+    -autocreate "$AUTOCREATE" \
+    -world /terraria/worlds/Main.wld

tshock/docker-compose.yml

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+version: '3.5'
+services:
+    tshock:
+        build:
+            context: .
+            args:
+                - 'RELEASE_TAG=${RELEASE_TAG}'
+        image: 'terraria-tshock:${RELEASE_TAG}'
+
+        restart: 'unless-stopped'
+        stdin_open: true
+        tty: true
+
+        environment:
+            - AUTOCREATE
+        ports:
+            - '7777:7777'
+        volumes:
+            - '/data/tshock/config:/terraria/config'
+            - '/data/tshock/logs:/terraria/logs'
+            - '/data/tshock/worlds:/terraria/worlds'