docs: improved aw-server and aw-sync READMEs

Author: ErikBjare

README.md

@@ -19,13 +19,13 @@ Features missing compared to the Python implementation of aw-server:
 
 Install rust nightly with `rustup`:
 
-```
+```sh
 rustup default nightly
 ```
 
 Build with `cargo`:
 
-```
+```sh
 cargo build --release 
 ```
 
@@ -36,8 +36,12 @@ Your built executable will be located in `./target/release/aw-server-rust`
 
 If you want to quick-compile for debugging, run cargo run from the project root:
 
-```
+```sh
 cargo run --bin aw-server
 ```
 
 *NOTE:* This will start aw-server-rust in testing mode (on port 5666 instead of port 5600).
+
+### Syncing
+
+For details about aw-sync-rust, see the [README](./aw-sync/README.md) in its subdirectory.

aw-sync/README.md

@@ -23,15 +23,15 @@ cargo run --bin aw-server -- --testing --port $PORT --dbpath test-$PORT.sqlite -
 
 You can create some test data by opening `http://localhost:5667/#/stopwatch` and creating a few events.
 
-Then run `cargo run --bin aw-sync-rust` to sync your instance's buckets with the target directory.
+Then run `cargo run --bin aw-sync-rust -- --port 5667` to sync your instance's buckets with the target directory.
 
 ### Pulling from the sync directory
 
 Now to sync things back from the sync directory onto another instance. First, lets start another instance:
 
-```
+```sh
 PORT=5668
 cargo run --bin aw-server -- --testing --port $PORT --dbpath test-$PORT.sqlite --device-id $PORT --no-legacy-import
 ```
 
-Now run `aw-sync-rust` again.
+Now run `cargo run --bin aw-sync-rust -- --port 5668` to pull buckets from the sync dir (retrieving events from the 5667 instance) and push buckets from the 5668 instance to the sync dir.