Actually use rate limited storage, add /version with -dirty

deploy.sh

@@ -7,21 +7,37 @@ function main() {
    if [ -z "$NOTEST" ]; then
       go test ./...
    fi
-   GOOS=linux GOARCH=arm GOARM=5 CGO_ENABLED=0 go build -o $exec -a -installsuffix cgo
+   GOARCH=arm GOARM=5 gobuild $exec
    for authed in dndex dndex-auth; do
       scp ./public/swagger/* zach@tickle.lan:./$authed/files/swagger/
       scp $exec zach@tickle.lan:./$authed/dndex.new
       ssh zach@tickle.lan bash -c "true; while [ -e ./$authed/dndex.new ]; do printf '.'; sleep 3; done; echo"
    done &
    wait
-   GOOS=linux CGO_ENABLED=0 go build -o $exec -a -installsuffix cgo
+   gobuild $exec
    scp $exec bel@remote.blapointe.com:/home/bel/services/bin/dndex.new
+   ssh bel@remote.blapointe.com bash -c 'true; md5sum ./services/bin/dndex*; while [ -e ./services/bin/dndex.new ]; do printf "."; sleep 3; done; md5sum ./services/bin/dndex*'
    rm $exec
    if [ -n "$BIG" ]; then
       big
    fi
 }
 
+function gobuild() {
+   GOOS=linux CGO_ENABLED=0 go build \
+      -o $1 \
+      -a \
+      -installsuffix cgo \
+      -ldflags "-s -w -X main.GitCommit=$(
+         (
+            git rev-list -1 HEAD
+            if git diff | grep . > /dev/null; then
+               echo "-dirty"
+            fi
+         ) | tr -d '\n'
+      )"
+}
+
 function big() {
    pushd ./public/vue/dndex-ui
    git checkout master