Initial shellrc commit.

sync_in.sh

@@ -0,0 +1,32 @@
+#!/bin/bash
+
+MAP_FILE=".sync-map"
+
+if [ ! -f "$MAP_FILE" ]; then
+    echo "No .sync-map found"
+    exit 1
+fi
+
+echo "Syncing external files INTO repo..."
+
+while IFS=: read -r src dest
+do
+    eval source_file="$src"
+    eval dest_file="$dest"
+    # skip empty or comment lines
+    [ -z "$source_file" ] && continue
+    case "$source_file" in \#*) continue ;; esac
+
+    if [ ! -f "$source_file" ]; then
+        echo "Missing external file: $source_file"
+        exit 1
+    fi
+
+    mkdir -p "$(dirname "$dest_file")"
+    cp "${source_file}" "$dest_file"
+
+    git add "$dest_file"
+    echo "Copied + staged: $dest_file"
+done < "$MAP_FILE"
+
+echo "Done syncing IN"