trying out to add these to Lineage build

Android.mk

@@ -0,0 +1,9 @@
+# Here we define a variable called "LOCAL_PATH" that just contain the path to the device tree (ex: /device/samsung/a3xeltexx)
+LOCAL_PATH := $(call my-dir)
+
+# Here we call other makefiles in the device-tree
+include $(call all-subdir-makefiles,$(LOCAL_PATH))
+
+# Here we clean variables
+include $(CLEAR_VARS)
+

Lineage.mk

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+# Note: the lineage.mk can also be called slim.mk, pa.mk, aoscp.mk, etc...
+# Depending on the ROM to build. LineageOS based roms will use lineage.mk
+
+# Inherit device configuration
+#$(call inherit-product, device/isamsung/a3xeltexx/device.mk)
+
+# Inherit from the common Open Source product configuration
+$(call inherit-product, $(SRC_TARGET_DIR)/product/aosp_base_telephony.mk)
+
+# Inherit common CM phone.
+$(call inherit-product, vendor/cm/config/common_full_phone.mk)
+
+PRODUCT_NAME := cats22flip_jnsw
+PRODUCT_DEVICE := tdgsi_a64_ab
+PRODUCT_BRAND := wePhone
+PRODUCT_SYSTEM_BRAND := wePhone
+PRODUCT_MODEL := weOs | v14.1 | jnsw
+

device.mk

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+SYSTEM_EXT_PRIVATE_SEPOLICY_DIRS += device/phh/cats22flip/sepolicy
+
+PRODUCT_SYSTEM_PROPERTIES += \
+    ro.system.ota.json_url=https://ota.mezimmah.net/ota.json \
+    persist.sys.phh.mainkeys=0 \
+    ro.sf.lcd_density=200 \
+    ro.telephony.default_network=9 \
+    persist.dbg.vt_avail_ovr=1 \
+    persist.dbg.volte_avail_ovr=1 \
+    persist.dbg.wfc_avail_ovr=1 \
+    persist.dbg.allow_ims_off=1
+
+PRODUCT_PACKAGE_OVERLAYS += device/phh/cats22flip/overlay
+
+PRODUCT_COPY_FILES += \
+    device/phh/cats22flip/files/qpnp_pon.kl:$(TARGET_COPY_OUT_SYSTEM)/usr/keylayout/qpnp_pon.kl \
+    device/phh/cats22flip/files/soc_matrix_keypad.kl:$(TARGET_COPY_OUT_SYSTEM)/usr/keylayout/soc_matrix_keypad.kl \
+    device/phh/cats22flip/files/soc_matrix_keypad.kcm:$(TARGET_COPY_OUT_SYSTEM)/usr/keychars/soc_matrix_keypad.kcm 
+
+PRODUCT_PACKAGES += \
+    BromiteSystemWebView \
+    DeskClock \
+    Etar \
+    ExactCalculator \
+    Gallery2 \
+    Davx5 \
+    OpenDocumentReader \
+    Wireguard \
+    WKT9 \
+    Linphone \
+    Nextcloud \
+    NextcloudNotes \
+    Conversations \
+    CatFlipScreen \
+    ImsMtkR
+
+PRODUCT_COPY_FILES += \
+    device/phh/cats22flip/wephone.rc:system/etc/init/wephone.rc \
+	device/phh/cats22flip/wephone.sh:system/bin/wephone.sh \
+    device/phh/cats22flip/catscreen.sh:system/bin/catscreen.sh

system.prop

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+# url for the updates
+ro.system.ota.json_url=https://ota.mezimmah.net/ota.json 
+
+# ?
+persist.sys.phh.mainkeys=0 
+
+# Screen density
+ro.sf.lcd_density=200 
+
+# Connect to LTE
+ro.telephony.default_network=9 
+
+# Used for the IME
+persist.dbg.vt_avail_ovr=1 
+persist.dbg.volte_avail_ovr=1
+persist.dbg.wfc_avail_ovr=1 
+persist.dbg.allow_ims_off=1
+