update error handle, change version

README.md

@@ -25,15 +25,9 @@ pulsarss --source https://path/to/feed.rss --index index.gmi
 
 ### Options
 
-* `source`, `s` - RSS feed source (required)
-* `target`, `t` - Destination directory (`public` by default)
-* `update`, `u` - Update timeout in seconds (`60` by default)
-* `index`, `i` - Generate index files with given filename (disabled by default)
-* `limit`, `l` - Limit channel items (unlimited by default)
-* `output`, `o` - Print output (`dw` by default):
-  * `d` - debug
-  * `w` - warning
-  * `n` - disable
+``` bash
+pulsarss --help
+```
 
 ### Autostart
 
@@ -41,7 +35,7 @@ pulsarss --source https://path/to/feed.rss --index index.gmi
 
 1. Install `pulsarss` by copy the binary compiled into the native system apps destination:
 
-  * Linux: `sudo cp /home/user/.cargo/bin/pulsarss /usr/local/bin`
+  * Linux: `sudo install /home/user/.cargo/bin/pulsarss /usr/local/bin/pulsarss`
 
 2. Create `systemd` configuration file:
 
@@ -54,13 +48,23 @@ Wants=network-online.target
 
 [Service]
 Type=simple
+
 User=pulsarss
 Group=pulsarss
+
+# Uncomment for debug
+# Environment="RUST_LOG=debug"
+# Environment="NO_COLOR=1"
+
 ExecStart=/usr/local/bin/pulsarss -s https://path/to/feed.rss -i index.gmi
 
+StandardOutput=file:///home/pulsarss/debug.log
+StandardError=file:///home/pulsarss/error.log
+
 [Install]
 WantedBy=multi-user.target
 ```
+* example above requires new system user (`useradd -m pulsarss`)
 
 3. Run in priority: