Wake-word barge-in, Gitea auto-updater, hard_reset fix

.env.example

@@ -63,12 +63,36 @@ ELEVENLABS_VOICE_ID=
 #PET_EDGE_SNAP=true
 #PET_SNAP_MARGIN=48
 
-# ── Barge-in (optional) — talk over the pet to cut it off ───────────────────
-# Threshold defaults to 4x VAD_RMS_THRESHOLD because the mic also hears the
-# pet's own voice out of the speakers. Raise it if playback self-interrupts.
+# ── Barge-in (optional) — interrupt the pet mid-sentence ────────────────────
+# BARGE_IN_MODE decides what counts as an interruption:
+#   wake   — only the wake word cuts playback (default). Background noise,
+#            coughs and the TV can't stop it mid-sentence.
+#   energy — any sustained noise above BARGE_IN_RMS_THRESHOLD does. Faster to
+#            trigger, but interrupts on anything loud. That threshold defaults
+#            to 4x VAD_RMS_THRESHOLD because the mic also hears the pet's own
+#            voice out of the speakers; raise it if playback self-interrupts.
 #BARGE_IN=true
-#BARGE_IN_RMS_THRESHOLD=1200
-#BARGE_IN_FRAMES=4
+#BARGE_IN_MODE=wake
+#BARGE_IN_RMS_THRESHOLD=1200   # energy mode only
+#BARGE_IN_FRAMES=4             # energy mode only
+# Wake mode only. Blank tracks the live WAKE_WORD_THRESHOLD (tray tuner);
+# set a number to make interrupting harder than waking the pet from idle,
+# e.g. if Bolt's own voice occasionally trips the model.
+#BARGE_IN_WAKE_THRESHOLD=0.6
+
+# ── Auto-update (optional) ──────────────────────────────────────────────────
+# Watches the Gitea releases page for a tag newer than bolt_pet.__version__,
+# then `git checkout`s it and restarts — only ever between turns, never
+# mid-conversation. Requires the install to be a git clone; a working tree
+# with local changes is skipped (never stashed), and any failure after the
+# checkout rolls back to the ref that was live before.
+#AUTO_UPDATE=true
+#UPDATE_REPO_API=https://git.themajesticnetwork.com/api/v1/repos/TheMajesticNetwork/Bolt-Pet
+#UPDATE_CHECK_INTERVAL_SECONDS=3600
+#UPDATE_GIT_REMOTE=origin
+#UPDATE_INSTALL_DEPS=true
+# Only needed if the repo is private (a Gitea token with read:repository).
+#UPDATE_TOKEN=
 
 # ── Streaming TTS (optional) — starts talking on the first chunk ────────────
 #TTS_STREAMING=true