PUBLIC_RELAY_URL=ws://localhost:3334   # required — NIP-29 relay hosting the group(s)
PUBLIC_MODE=simple                     # simple | full (single forum vs. many rooms)
PUBLIC_GROUP_ID=mygrouprandomid        # required in simple mode; the single forum's group id (ignored in full mode)
PUBLIC_TITLE=                          # top-bar title; empty falls back to the group name
PUBLIC_JOINCODE=no                     # yes | no — show an invite-code field when a join is rejected
PUBLIC_SEARCH=no                       # yes | no — enable the search box (requires a relay with NIP-50 support)
PUBLIC_LABELS=                         # comma-separated discussion labels (e.g., bug,feature,question)
PUBLIC_BLOSSOM_URL=                    # Blossom server URL for uploads (e.g., https://blossom.primal.net)
# Theme color overrides — quote the value, a leading # is read as a comment otherwise
PUBLIC_ACCENT_COLOR=                   # override the accent color (default #e32a6d), e.g. "#00ff00"; hover shade derived
PUBLIC_SECONDARY_COLOR=                # override the secondary color (default #ffaf25), e.g. "#0000ff"; hover shade derived