upd README + SEO preview selection template (#237)

automation/template/apply-template.sh

@@ -0,0 +1,74 @@
+#!/bin/bash
+
+# Path to the directory where the script is located
+SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
+
+OUTPUT_PATH=${OUTPUT_PATH:-"$SCRIPT_DIR/output.png"}
+
+export MAGICK_FONT_PATH=$SCRIPT_DIR/fonts
+
+SUBTITLE_TEXT=${SUBTITLE_TEXT:-""}
+
+if [ -z "$SUBTITLE_TEXT" ]; then
+    echo "No subtitle text provided"
+    exit 1
+fi
+
+TITLE_TEXT=${TITLE_TEXT:-""}
+
+if [ -z "$TITLE_TEXT" ]; then
+    echo "No title text provided"
+    exit 1
+fi
+
+SUBTITLE_TEXT_COMMAND="text 64,239 '$SUBTITLE_TEXT'"
+SUBTITLE_SIZE=48
+
+BACKGROUND_PATH=${BACKGROUND_PATH:-""}
+
+if [ -z "$BACKGROUND_PATH" ]; then
+
+    BACKGROUNDS=(a b c d e f g h i j k)
+
+    RANDOM_BACKGROUND=${BACKGROUNDS[$RANDOM % ${#BACKGROUNDS[@]} ]}
+
+    TEMPLATE_PATH="$SCRIPT_DIR/backgrounds/bg_${RANDOM_BACKGROUND}.png"
+
+    convert $TEMPLATE_PATH -font "RobotoMonoM" -fill '#F2F6FF' -density 72 -pointsize $SUBTITLE_SIZE -draw "$SUBTITLE_TEXT_COMMAND" $OUTPUT_PATH
+
+    convert $OUTPUT_PATH \
+        -interline-spacing 0 \
+        -font "RobotoB" \
+        -fill '#F2F6FF' \
+        -size 640x \
+        -density 72 \
+        -pointsize 80 \
+        -background none \
+        caption:"$TITLE_TEXT" \
+        -geometry '+64+280' \
+        -composite \
+        $OUTPUT_PATH
+else
+    TEMPLATE_PATH="$SCRIPT_DIR/backgrounds/empty.png"
+
+    echo $MAGICK_FONT_PATH
+
+    convert $TEMPLATE_PATH -font "RobotoMonoM" -fill '#F2F6FF' -density 72 -pointsize $SUBTITLE_SIZE -draw "$SUBTITLE_TEXT_COMMAND" $OUTPUT_PATH
+
+    convert $OUTPUT_PATH \
+        -interline-spacing 0 \
+        -font "RobotoB" \
+        -fill '#F2F6FF' \
+        -size 640x \
+        -density 72 \
+        -pointsize 80 \
+        -background none \
+        caption:"$TITLE_TEXT" \
+        -geometry '+64+280' \
+        -composite \
+        $OUTPUT_PATH
+
+    convert $BACKGROUND_PATH $OUTPUT_PATH -gravity center -resize '1280x640' -composite $OUTPUT_PATH
+fi
+
+