chore: Revert "chore: delete redundant files" (#35022)

app/server/scripts/start-dev-server.sh

@@ -0,0 +1,18 @@
+#!/usr/bin/env bash
+
+# Change to the parent directory of the directory containing this script.
+cd "$(cd "$(dirname "$0")" && pwd)/.."
+
+# Ref: <https://stackoverflow.com/a/30969768/151048>.
+if [[ -f .env ]]; then
+  echo "Found a .env file, loading environment variables from that file."
+  set -o allexport
+  source .env
+fi
+
+source ../util/is_wsl.sh
+if [ $IS_WSL ]; then
+  _JAVA_OPTIONS="-Djava.net.preferIPv4Stack=true $_JAVA_OPTIONS"
+fi
+
+(cd dist && exec java -jar server-*.jar)

app/util/is_wsl.sh

@@ -0,0 +1,13 @@
+#!/usr/bin/env bash
+
+IS_WSL=
+
+proc_version="$(cat /proc/version)"
+case "$proc_version" in
+*icrosoft*)
+    IS_WSL=true
+;;
+*WSL*)
+    IS_WSL=true
+;;
+esac

app/util/is_wsl_test.sh

@@ -0,0 +1,44 @@
+#!/usr/bin/env bash
+
+set -e
+
+DIR="$(cd "$(dirname "$0")" && pwd)"
+
+distro=
+
+cat() {
+  echo $distro
+}
+
+fail() {
+  local reason=$1
+
+  echo "${reason}
+  context: ${distro}"
+
+  exit 1
+}
+
+stub_distro() {
+  local name=$1
+
+  distro=$name
+  source $DIR/is_wsl.sh
+}
+
+stub_distro "Linux Computer 4.19.104-microsoft-standard #1 SMP Wed Feb 19 06:37:35 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux"
+if [ ! $IS_WSL ]; then
+  fail "Failed: Detected lack of WSL where it should have."
+fi
+
+stub_distro "Linux Computer 4.19.104-WSL-standard #1 SMP Wed Feb 19 06:37:35 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux"
+if [ ! $IS_WSL ]; then
+  fail "Failed: Detected lack of WSL where it should have."
+fi
+
+stub_distro "Linux pop-os 5.3.0-22-generic #24+system76~1573659475~19.04~26b2022-Ubuntu SMP Wed Nov 13 20:0 x86_64 x86_64 x86_64 GNU/Linux"
+if [ $IS_WSL ]; then
+  fail "Failed: Detected WSL where it shouldn't have."
+fi
+
+echo "All Tests Pass!"