feat: Add env-sample

env-sample

+# Use this as an example to create your own .env file
+
+# Where your application resides
+HOME_DIR=/home/foo/model/
+# Path to the weather data
+WEATHER_DATA_DIR=in/
+# The models start date
+START_DATE=2024-05-15
+# Path to optional CSV file with polygons for masking result. 
+MASK_FILE=Norge_landomrader.csv
+# Path to the output (GeoTIFF) files as seen from the running model code
+DATA_DIR=out/
+# Path to the generated mapfile as seen from the running model code
+MAPFILE_DIR=mapfile/
+# The path to the output (GeoTIFF files) as seen from Mapserver
+MAPSERVER_DATA_DIR=/foo/mapserver/data/SEPTREFHUM/
+# Where your generated MAPFILE and query templates should be placed
+MAPSERVER_MAPFILE_DIR=/foo/mapserver/wms/SEPTREFHUM/
+# Where mapserver logs for this WMS are written
+MAPSERVER_LOG_FILE=/foo/mapserver/log/SEPTREFHUM.log
+# Path to the temporary directory for writing temporary files and images. Must be writable by the user the web server is running as
+MAPSERVER_IMAGE_PATH=/foo/mapserver/tmp/
+# The value of the EXTENT parameter in Mapserver's mapfile. Units are DD (Decimal degrees)
+MAPSERVER_EXTENT="-1.5831861262936526 52.4465003983706595 39.2608060398730458 71.7683216082912736"
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