pass-otp: add page (#4232)

pages/common/pass-otp.md

@@ -0,0 +1,28 @@
+# pass-otp
+
+> A pass extension for managing one-time-password (OTP) tokens.
+> More information: <https://github.com/tadfisher/pass-otp#readme>.
+
+- Prompt for an otpauth URI token and create a new pass file:
+
+`pass otp insert {{path/to/pass}}`
+
+- Promt for an otpauth URI token and append to an existing pass file:
+
+`pass otp append {{path/to/pass}}`
+
+- Print a 2FA code using the OTP token in a pass file:
+
+`pass otp {{path/to/pass}}`
+
+- Copy and don't print a 2FA code using the OTP token in a pass file:
+
+`pass otp --clip {{path/to/pass}}`
+
+- Display a QR code using the OTP token stored in a pass file:
+
+`pass otp uri --qrcode {{path/to/pass}}`
+
+- Promt for an OTP secret value specifying issuer and account (at least one must be specified) and append to existing pass file:
+
+`pass otp append --secret --issuer {{issuer_name}} --account {{account_name}} {{path/to/pass}}`