Add HTTP port for Query Frontend service (#3131)

Add Query Frontend HTTP port service for single node deployments.

Signed-off-by: Peteris Lazdins <[email protected]>

docs/getting-started.md

@@ -141,19 +141,20 @@ Vanilla Prometheus might be totally enough for small setups.
 However, in case you want to play and run Thanos components
 on a single node, we recommend following the port layout:
 
-| Component | Interface               | Port  |
-| --------- | ----------------------- | ----- |
-| Sidecar   | gRPC                    | 10901 |
-| Sidecar   | HTTP                    | 10902 |
-| Query     | gRPC                    | 10903 |
-| Query     | HTTP                    | 10904 |
-| Store     | gRPC                    | 10905 |
-| Store     | HTTP                    | 10906 |
-| Receive   | gRPC (store API)        | 10907 |
-| Receive   | HTTP (remote write API) | 10908 |
-| Receive   | HTTP                    | 10909 |
-| Rule      | gRPC                    | 10910 |
-| Rule      | HTTP                    | 10911 |
-| Compact   | HTTP                    | 10912 |
+| Component      | Interface               | Port  |
+| -------------- | ----------------------- | ----- |
+| Sidecar        | gRPC                    | 10901 |
+| Sidecar        | HTTP                    | 10902 |
+| Query          | gRPC                    | 10903 |
+| Query          | HTTP                    | 10904 |
+| Store          | gRPC                    | 10905 |
+| Store          | HTTP                    | 10906 |
+| Receive        | gRPC (store API)        | 10907 |
+| Receive        | HTTP (remote write API) | 10908 |
+| Receive        | HTTP                    | 10909 |
+| Rule           | gRPC                    | 10910 |
+| Rule           | HTTP                    | 10911 |
+| Compact        | HTTP                    | 10912 |
+| Query Frontend | HTTP                    | 10913 |
 
 You can see example one-node setup [here](/scripts/quickstart.sh)