key Name :pd-genie-officer.jks
password: pdgenieofficer



commands:

command 1 GENERATE A KEY(One Time Generation only)
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keytool -genkey -v -keystore lender.jks -keyalg RSA -keysize 2048 -validity 10000 -alias my-alias	(One time only)  

<we have already jks file in releaseApk folder do not run this command >

command 2 SIGN THE APK
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jarsigner -verbose -sigalg SHA1withRSA -digestalg SHA1 -keystore pd-genie-officer.jks app-release-unsigned.apk my-alias

command 3 OPTIMIZE THE APK
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zipalign -v 4 app-release-unsigned.apk pd_genie_officer.apk

command 4 VERIFY THE SIGNED APK
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apksigner verify pd_genie_officer.apk