feat: media API (video/bbox/thumbnail), UUID unification, dot matrix text, portal fixes, API dictionary V1.3

AGENTS.md

@@ -357,6 +357,12 @@ cargo run --features player --bin momentry_player -- -o
 - `MOMENTRY_CUT_TIMEOUT` - CUT timeout in seconds (default: 3600)
 - `MOMENTRY_DEFAULT_TIMEOUT` - Default timeout (default: 7200)
 
+### TMDb Integration (Face Clustering)
+- `TMDB_API_KEY` - TMDb API key for movie metadata lookup (required for `MOMENTRY_TMDB_PROBE_ENABLED=true`)
+- `MOMENTRY_TMDB_PROBE_ENABLED` - Enable TMDb probe during registration (default: `false`)
+  - Register phase: searches TMDb by filename, creates identities with tmdb_id/tmdb_profile
+  - Post-process phase: matches detected faces against TMDb identities via cosine similarity
+
 ### Synonym Expansion
 - `MOMENTRY_SYNONYM_FILES` - Comma-separated paths to synonym JSON files (e.g., `data/english_synonyms.json,data/llm_synonyms.json`)
 - `MOMENTRY_SYNONYM_FILE` - Single synonym JSON file path (deprecated, use above)
@@ -372,6 +378,7 @@ cargo run --features player --bin momentry_player -- -o
 - Monitor directory is a separate system (not Rust)
 - PythonExecutor provides unified script execution with timeout support
 - Redis 1.0.x for improved performance
+- FaceNet CoreML model (`models/facenet512.mlpackage`) replaces InsightFace for embedding extraction (MIT license, ANE-accelerated)
 
 ### LLM Synonym Generation