The mihrab is the niche that shows the direction of prayer, so dream tradition reads it as orientation — knowing which way to turn. It stands for focus and a sense of where your attention belongs.
Where in your waking life have you met something like this lately?
My Cosmic Code has a private dream journal. Write a dream down and the app picks out the symbols in it, shows what dream books say about them and, over time, which words recur across your entries. The journal is stored on your device only.