[docker] Add LFS_START_SERVER option to control git-lfs support (#7281)

Author: slonopotamus

docker/root/etc/s6/gitea/setup

@@ -31,6 +31,7 @@ if [ ! -f ${GITEA_CUSTOM}/conf/app.ini ]; then
     ROOT_URL=${ROOT_URL:-""} \
     DISABLE_SSH=${DISABLE_SSH:-"false"} \
     SSH_PORT=${SSH_PORT:-"22"} \
+    LFS_START_SERVER=${LFS_START_SERVER:-"false"} \
     DB_TYPE=${DB_TYPE:-"sqlite3"} \
     DB_HOST=${DB_HOST:-"localhost:3306"} \
     DB_NAME=${DB_NAME:-"gitea"} \

docker/root/etc/templates/app.ini

@@ -17,6 +17,7 @@ HTTP_PORT        = $HTTP_PORT
 ROOT_URL         = $ROOT_URL
 DISABLE_SSH      = $DISABLE_SSH
 SSH_PORT         = $SSH_PORT
+LFS_START_SERVER = $LFS_START_SERVER
 LFS_CONTENT_PATH = /data/git/lfs
 
 [database]

docs/content/doc/installation/with-docker.en-us.md

@@ -248,6 +248,7 @@ You can configure some of Gitea's settings via environment variables:
 * `DISABLE_SSH`: **false**: Disable SSH feature when it's not available.
 * `HTTP_PORT`: **3000**: HTTP listen port.
 * `ROOT_URL`: **""**: Overwrite the automatically generated public URL. This is useful if the internal and the external URL don't match (e.g. in Docker).
+* `LFS_START_SERVER`: **false**: Enables git-lfs support.
 * `DB_TYPE`: **sqlite3**: The database type in use \[mysql, postgres, mssql, sqlite3\].
 * `DB_HOST`: **localhost:3306**: Database host address and port.
 * `DB_NAME`: **gitea**: Database name.