Generate author certificate and security profile manually.

* Remove automatic certificate generation and security profiles with hardcoded passwords from docker images.
* Describe building the Tizen lighting-app app with the author certificate and security profile generation process.

.devcontainer/Dockerfile

@@ -83,15 +83,3 @@ RUN sed -i '/^TIZEN_SDK_DATA_PATH/d' $TIZEN_SDK_ROOT/sdk.info \
     && echo TIZEN_SDK_DATA_PATH=/home/$USERNAME/tizen-sdk-data >> $TIZEN_SDK_ROOT/sdk.info \
     && ln -sf /home/$USERNAME/.tizen-cli-config $TIZEN_SDK_ROOT/tools/.tizen-cli-config \
     && : # last line
-
-USER $USERNAME
-WORKDIR /home/$USERNAME
-
-# Setup tizen studio CLI
-RUN set -x \
-    # Generate authr certificate
-    && $TIZEN_SDK_ROOT/tools/ide/bin/tizen certificate --alias=CHIP --name=CHIP [email protected] --password=chiptizen \
-    # Add new security profile
-    && $TIZEN_SDK_ROOT/tools/ide/bin/tizen security-profiles add --active --name=CHIP --author=$HOME/tizen-sdk-data/keystore/author/author.p12 --password=chiptizen \
-    # Cleanup
-    && : # last line

examples/lighting-app/tizen/README.md

@@ -1,5 +1,48 @@
 # CHIP Tizen Lighting Example
 
+## Building binary
+
+Activating environment
+
+```sh
+source ./scripts/activate.sh
+```
+
+Generating tizen-arm-light
+
+```sh
+gn gen --check \
+	--fail-on-unused-args \
+	--export-compile-commands \
+	--root=$PW_PROJECT_ROOT/examples/lighting-app/tizen \
+	"--args=target_os=\"tizen\" target_cpu=\"arm\" tizen_sdk_root=\"$TIZEN_SDK_ROOT\" sysroot=\"$TIZEN_SDK_SYSROOT\"" \
+	$PW_PROJECT_ROOT/out/tizen-arm-light
+```
+
+Building tizen-arm-light
+
+```sh
+ninja -C $PW_PROJECT_ROOT/out/tizen-arm-light
+```
+
+## Preparing Tizen SDK certificate
+
+For packaging the Tizen APP, there is a need to generate an author certificate
+and security profile using the commands described below. Change password and
+author data as needed.
+
+```sh
+tizen certificate --alias=CHIP --name=CHIP [email protected] --password=chiptizen
+
+tizen security-profiles add --active --name=CHIP --author=$HOME/tizen-sdk-data/keystore/author/author.p12 --password=chiptizen
+```
+
+## Packaging APP
+
+```sh
+ninja -C $PW_PROJECT_ROOT/out/tizen-arm-light chip-lighting-app:tpk
+```
+
 ## Installing TPK
 
 Upload TPK package to device under test (DUT). Install it with `pkgcmd` as

integrations/docker/images/chip-build-tizen/Dockerfile

@@ -147,13 +147,3 @@ RUN set -x \
 # Switch to the non-root user
 USER $USER_NAME
 WORKDIR $USER_HOME
-
-# ------------------------------------------------------------------------------
-# Setup tizen studio CLI
-RUN set -x \
-    # Generate author certificate
-    && tizen certificate --alias=CHIP --name=CHIP [email protected] --password=chiptizen \
-    # Add new security profile
-    && tizen security-profiles add --active --name=CHIP --author=$HOME/tizen-sdk-data/keystore/author/author.p12 --password=chiptizen \
-    # Cleanup
-    && : # last line