Add CLI Reference

CLI-Reference.md

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+# CLI Reference
+
+Project Journal includes a command-line interface under `journal.cli.main`.
+
+## Basic Usage
+
+```bash
+python -m journal.cli.main --help
+```
+
+## Vault Commands
+
+Load encrypted vaults:
+
+```bash
+python -m journal.cli.main vault load
+```
+
+Save vaults:
+
+```bash
+python -m journal.cli.main vault save
+```
+
+Notes:
+
+- Vault commands prompt for password.
+- Vault files are monthly and encrypted.
+
+## Search Commands
+
+Search by text:
+
+```bash
+python -m journal.cli.main search "shutdown"
+```
+
+Search with filters:
+
+```bash
+python -m journal.cli.main search "trigger" --tag co-parent --type !TRIGGER --start-date 2026-02-01 --end-date 2026-02-21
+```
+
+Search by section:
+
+```bash
+python -m journal.cli.main search "anxiety" --section "Mental / Emotional Snapshot"
+```
+
+Search checkbox states:
+
+```bash
+python -m journal.cli.main search --checked Masking
+python -m journal.cli.main search --unchecked Shutdown
+```
+
+## Server Commands
+
+Start server:
+
+```bash
+python -m journal.cli.main server start
+```
+
+Stop server:
+
+```bash
+python -m journal.cli.main server stop
+```
+
+## AI Chat Command
+
+```bash
+python -m journal.cli.main chat "Summarize my last week patterns."
+```
+
+## Devices Command
+
+List microphones:
+
+```bash
+python -m journal.cli.main devices list
+```
+
+## Common Errors
+
+- `No decrypted journal entries found`: run `vault load` first.
+- Date parsing errors: use `YYYY-MM-DD` for date filters.
+- No microphone listed: check device permissions and drivers.