v0.3.2 doc update

doc/environment.md

@@ -28,10 +28,28 @@ export LOGWISP_CONFIG_DIR=/etc/logwisp
 export LOGWISP_CONFIG_FILE=production.toml
 ```
 
+### `LOGWISP_ROUTER`
+Enable router mode.
+```bash
+export LOGWISP_ROUTER=true
+```
+
+### `LOGWISP_BACKGROUND`
+Run in background.
+```bash
+export LOGWISP_BACKGROUND=true
+```
+
+### `LOGWISP_QUIET`
+Suppress all output.
+```bash
+export LOGWISP_QUIET=true
+```
+
 ### `LOGWISP_DISABLE_STATUS_REPORTER`
 Disable periodic status reporting.
 ```bash
-export LOGWISP_DISABLE_STATUS_REPORTER=1
+export LOGWISP_DISABLE_STATUS_REPORTER=true
 ```
 
 ## Logging Variables
@@ -47,11 +65,15 @@ LOGWISP_LOGGING_LEVEL=debug
 LOGWISP_LOGGING_FILE_DIRECTORY=/var/log/logwisp
 LOGWISP_LOGGING_FILE_NAME=logwisp
 LOGWISP_LOGGING_FILE_MAX_SIZE_MB=100
+LOGWISP_LOGGING_FILE_MAX_TOTAL_SIZE_MB=1000
 LOGWISP_LOGGING_FILE_RETENTION_HOURS=168
 
 # Console logging
 LOGWISP_LOGGING_CONSOLE_TARGET=stderr
 LOGWISP_LOGGING_CONSOLE_FORMAT=json
+
+# Special console target override
+LOGWISP_CONSOLE_TARGET=split  # Overrides sink console targets
 ```
 
 ## Pipeline Configuration
@@ -85,6 +107,25 @@ LOGWISP_PIPELINES_0_FILTERS_1_TYPE=exclude
 LOGWISP_PIPELINES_0_FILTERS_1_PATTERNS='["DEBUG"]'
 ```
 
+### HTTP Source
+```bash
+LOGWISP_PIPELINES_0_SOURCES_0_TYPE=http
+LOGWISP_PIPELINES_0_SOURCES_0_OPTIONS_PORT=8081
+LOGWISP_PIPELINES_0_SOURCES_0_OPTIONS_INGEST_PATH=/ingest
+LOGWISP_PIPELINES_0_SOURCES_0_OPTIONS_BUFFER_SIZE=1000
+LOGWISP_PIPELINES_0_SOURCES_0_OPTIONS_RATE_LIMIT_ENABLED=true
+LOGWISP_PIPELINES_0_SOURCES_0_OPTIONS_RATE_LIMIT_REQUESTS_PER_SECOND=10.0
+```
+
+### TCP Source
+```bash
+LOGWISP_PIPELINES_0_SOURCES_0_TYPE=tcp
+LOGWISP_PIPELINES_0_SOURCES_0_OPTIONS_PORT=9091
+LOGWISP_PIPELINES_0_SOURCES_0_OPTIONS_BUFFER_SIZE=1000
+LOGWISP_PIPELINES_0_SOURCES_0_OPTIONS_RATE_LIMIT_ENABLED=true
+LOGWISP_PIPELINES_0_SOURCES_0_OPTIONS_RATE_LIMIT_REQUESTS_PER_SECOND=5.0
+```
+
 ### HTTP Sink Options
 ```bash
 # Basic
@@ -95,18 +136,69 @@ LOGWISP_PIPELINES_0_SINKS_0_OPTIONS_STATUS_PATH=/status
 LOGWISP_PIPELINES_0_SINKS_0_OPTIONS_HEARTBEAT_ENABLED=true
 LOGWISP_PIPELINES_0_SINKS_0_OPTIONS_HEARTBEAT_INTERVAL_SECONDS=30
 LOGWISP_PIPELINES_0_SINKS_0_OPTIONS_HEARTBEAT_FORMAT=comment
+LOGWISP_PIPELINES_0_SINKS_0_OPTIONS_HEARTBEAT_INCLUDE_TIMESTAMP=true
+LOGWISP_PIPELINES_0_SINKS_0_OPTIONS_HEARTBEAT_INCLUDE_STATS=false
 
 # Rate Limiting
 LOGWISP_PIPELINES_0_SINKS_0_OPTIONS_RATE_LIMIT_ENABLED=true
 LOGWISP_PIPELINES_0_SINKS_0_OPTIONS_RATE_LIMIT_REQUESTS_PER_SECOND=10.0
 LOGWISP_PIPELINES_0_SINKS_0_OPTIONS_RATE_LIMIT_BURST_SIZE=20
 LOGWISP_PIPELINES_0_SINKS_0_OPTIONS_RATE_LIMIT_LIMIT_BY=ip
+LOGWISP_PIPELINES_0_SINKS_0_OPTIONS_RATE_LIMIT_MAX_CONNECTIONS_PER_IP=5
+LOGWISP_PIPELINES_0_SINKS_0_OPTIONS_RATE_LIMIT_MAX_TOTAL_CONNECTIONS=100
+```
+
+### HTTP Client Sink
+```bash
+LOGWISP_PIPELINES_0_SINKS_0_TYPE=http_client
+LOGWISP_PIPELINES_0_SINKS_0_OPTIONS_URL=https://log-server.com/ingest
+LOGWISP_PIPELINES_0_SINKS_0_OPTIONS_BATCH_SIZE=100
+LOGWISP_PIPELINES_0_SINKS_0_OPTIONS_BATCH_DELAY_MS=5000
+LOGWISP_PIPELINES_0_SINKS_0_OPTIONS_TIMEOUT_SECONDS=30
+LOGWISP_PIPELINES_0_SINKS_0_OPTIONS_MAX_RETRIES=3
+LOGWISP_PIPELINES_0_SINKS_0_OPTIONS_RETRY_DELAY_MS=1000
+LOGWISP_PIPELINES_0_SINKS_0_OPTIONS_RETRY_BACKOFF=2.0
+LOGWISP_PIPELINES_0_SINKS_0_OPTIONS_HEADERS='{"Authorization":"Bearer <API_KEY_HERE>"}'
+LOGWISP_PIPELINES_0_SINKS_0_OPTIONS_INSECURE_SKIP_VERIFY=false
+```
+
+### TCP Client Sink
+```bash
+LOGWISP_PIPELINES_0_SINKS_0_TYPE=tcp_client
+LOGWISP_PIPELINES_0_SINKS_0_OPTIONS_ADDRESS=remote-server.com:9090
+LOGWISP_PIPELINES_0_SINKS_0_OPTIONS_DIAL_TIMEOUT_SECONDS=10
+LOGWISP_PIPELINES_0_SINKS_0_OPTIONS_WRITE_TIMEOUT_SECONDS=30
+LOGWISP_PIPELINES_0_SINKS_0_OPTIONS_KEEP_ALIVE_SECONDS=30
+LOGWISP_PIPELINES_0_SINKS_0_OPTIONS_RECONNECT_DELAY_MS=1000
+LOGWISP_PIPELINES_0_SINKS_0_OPTIONS_MAX_RECONNECT_DELAY_SECONDS=30
+LOGWISP_PIPELINES_0_SINKS_0_OPTIONS_RECONNECT_BACKOFF=1.5
+```
+
+### File Sink
+```bash
+LOGWISP_PIPELINES_0_SINKS_0_OPTIONS_DIRECTORY=/var/log/logwisp
+LOGWISP_PIPELINES_0_SINKS_0_OPTIONS_NAME=app
+LOGWISP_PIPELINES_0_SINKS_0_OPTIONS_MAX_SIZE_MB=100
+LOGWISP_PIPELINES_0_SINKS_0_OPTIONS_MAX_TOTAL_SIZE_MB=1000
+LOGWISP_PIPELINES_0_SINKS_0_OPTIONS_RETENTION_HOURS=168
+LOGWISP_PIPELINES_0_SINKS_0_OPTIONS_MIN_DISK_FREE_MB=1000
+```
+
+### Console Sinks
+```bash
+LOGWISP_PIPELINES_0_SINKS_0_TYPE=stdout
+LOGWISP_PIPELINES_0_SINKS_0_OPTIONS_BUFFER_SIZE=500
+LOGWISP_PIPELINES_0_SINKS_0_OPTIONS_TARGET=stdout
 ```
 
 ## Example
 
 ```bash
-#!/bin/bash
+#!/usr/bin/env bash
+
+# General settings
+export LOGWISP_ROUTER=true
+export LOGWISP_DISABLE_STATUS_REPORTER=false
 
 # Logging
 export LOGWISP_LOGGING_OUTPUT=both
@@ -137,6 +229,18 @@ export LOGWISP_PIPELINES_1_SOURCES_0_OPTIONS_PATH=/var/log/syslog
 export LOGWISP_PIPELINES_1_SINKS_0_TYPE=tcp
 export LOGWISP_PIPELINES_1_SINKS_0_OPTIONS_PORT=9090
 
+# Pipeline 2: Remote forwarding
+export LOGWISP_PIPELINES_2_NAME=forwarder
+export LOGWISP_PIPELINES_2_SOURCES_0_TYPE=http
+export LOGWISP_PIPELINES_2_SOURCES_0_OPTIONS_PORT=8081
+export LOGWISP_PIPELINES_2_SOURCES_0_OPTIONS_INGEST_PATH=/logs
+
+# HTTP client sink
+export LOGWISP_PIPELINES_2_SINKS_0_TYPE=http_client
+export LOGWISP_PIPELINES_2_SINKS_0_OPTIONS_URL=https://log-aggregator.example.com/ingest
+export LOGWISP_PIPELINES_2_SINKS_0_OPTIONS_BATCH_SIZE=100
+export LOGWISP_PIPELINES_2_SINKS_0_OPTIONS_HEADERS='{"Authorization":"Bearer <API_KEY_HERE>"}'
+
 logwisp
 ```