Cleaned, updated and tested Overleaf (sharelatex)

overleaf/.env.example

@@ -0,0 +1,32 @@
+# Copy to .env and adjust. .env is git-ignored; this file is not.
+
+# ─── Required ───────────────────────────────────────────────────────
+# Signs project invite tokens. Generate your own -- do not reuse anyone's:
+#
+#   openssl rand -base64 32
+#
+OVERLEAF_INVITE_TOKEN_SECRET=
+
+# ─── Public address ─────────────────────────────────────────────────
+# Every generated link is built from this: account activation, password
+# reset, project invites. Overleaf defaults to http://localhost, so links
+# come out wrong the moment you use a port or a domain -- and you only find
+# out when someone can't reset their password.
+#
+#   local, non-standard port   http://192.168.1.50:8020
+#   behind a reverse proxy     https://overleaf.example.com
+#
+OVERLEAF_SITE_URL=http://localhost:8020
+
+# ─── Basics ─────────────────────────────────────────────────────────
+#OVERLEAF_APP_NAME=Overleaf
+#PORT=8020
+
+# Where Mongo, Redis and Overleaf keep their data. Projects live here --
+# this is the directory to back up.
+#DATA_PATH=./data
+
+# ─── HTTPS ──────────────────────────────────────────────────────────
+# Serving over TLS? Uncomment OVERLEAF_SECURE_COOKIE in compose.yaml.
+# Careful: the code checks `!= null`, so setting it to "false" turns it ON.
+# The only way to disable it is to leave it unset.