update build guide examples

static/build.html

@@ -420,9 +420,9 @@ git submodule update --init --recursive
 
                     <pre>source script/envsetup.sh</pre>
 
-                    <p>Select the desired build target (<code>aosp_crosshatch</code> is the Pixel 3 XL):</p>
+                    <p>Select the desired build target (<code>aosp_sunfish</code> is the Pixel 4a):</p>
 
-                    <pre>choosecombo release aosp_crosshatch user</pre>
+                    <pre>choosecombo release aosp_sunfish user</pre>
 
                     <p>For a development build, you may want to replace <code>user</code> with
                     <code>userdebug</code> in order to have better debugging support. Production builds
@@ -560,11 +560,11 @@ mv vendor/android-prepare-vendor/DEVICE/BUILD_ID/vendor/google_devices/* vendor/
                     <p>The encryption passphrase for all the keys generated for a device needs to
                     match for compatibility with the GrapheneOS scripts.</p>
 
-                    <p>To generate keys for crosshatch (you should use unique keys per device
+                    <p>To generate keys for sunfish (you should use unique keys per device
                     variant):</p>
 
-                    <pre>mkdir -p keys/crosshatch
+                    <pre>mkdir -p keys/sunfish
-cd keys/crosshatch
+cd keys/sunfish
 ../../development/tools/make_key releasekey '/CN=GrapheneOS/'
 ../../development/tools/make_key platform '/CN=GrapheneOS/'
 ../../development/tools/make_key shared '/CN=GrapheneOS/'
@@ -579,7 +579,7 @@ cd ../..</pre>
 
                     <p>Generate a signify key for signing factory images:</p>
 
-                    <pre>signify -G -n -p keys/crosshatch/factory.pub -s keys/crosshatch/factory.sec</pre>
+                    <pre>signify -G -n -p keys/sunfish/factory.pub -s keys/sunfish/factory.sec</pre>
 
                     <p>Remove the <code>-n</code> switch to set a passphrase. The <code>signify</code>
                     tool doesn't provide a way to change the passphrase without generating a new key, so
@@ -594,7 +594,7 @@ cd ../..</pre>
                         <p>You can (re-)encrypt your signing keys using the <code>encrypt_keys</code> script,
                         which will prompt for the old passphrase (if any) and new passphrase:</p>
 
-                        <pre>script/encrypt_keys.sh keys/crosshatch</pre>
+                        <pre>script/encrypt_keys.sh keys/sunfish</pre>
 
                         <p>The <code>script/decrypt_keys.sh</code> script can be used to remove encryption,
                         which is not recommended. The script exists primarily for internal usage to decrypt
@@ -636,10 +636,10 @@ cd ../..</pre>
 
                     <p>Generate a signed release build with the release.sh script:</p>
 
-                    <pre>script/release.sh crosshatch</pre>
+                    <pre>script/release.sh sunfish</pre>
 
                     <p>The factory images and update package will be in
-                    <code>out/release-crosshatch-$BUILD_NUMBER</code>. The update zip performs a full OS
+                    <code>out/release-sunfish-$BUILD_NUMBER</code>. The update zip performs a full OS
                     installation so it can be used to update from any previous version. More efficient
                     incremental updates are used for official over-the-air GrapheneOS updates and can be
                     generated by keeping around past signed <code>target_files</code> zips and generating
@@ -682,28 +682,34 @@ cd ../..</pre>
                         delta updates by passing the device, source version build number and target version
                         build number. For example:</p>
 
-                        <pre>script/generate_delta.sh crosshatch 2019.09.25.00 2019.10.07.21</pre>
+                        <pre>script/generate_delta.sh sunfish 2020.12.12.03 2021.01.05.03</pre>
 
                         <p>The script assumes that the releases are organized in the following directory
                         structure:</p>
 
                         <pre>releases
-├── 2019.09.25.00
+├── 2020.12.12.03
-│   └── release-crosshatch-2019.09.25.00
+│   └── release-sunfish-2020.12.12.03
-│       ├── crosshatch-factory-2019.09.25.00.zip
+│       ├── otatools
-│       ├── crosshatch-factory-2019.09.25.00.zip.sig
+│       ├── sunfish-beta
-│       ├── crosshatch-img-2019.09.25.00.zip
+│       ├── sunfish-factory-2020.12.12.03.zip
-│       ├── crosshatch-ota_update-2019.09.25.00.zip
+│       ├── sunfish-factory-2020.12.12.03.zip.sig
-│       ├── crosshatch-target_files-2019.09.25.00.zip
+│       ├── sunfish-img-2020.12.12.03.zip
-│       └── crosshatch-testing
+│       ├── sunfish-ota_update-2020.12.12.03.zip
-└── 2019.10.07.21
+│       ├── sunfish-stable
-    └── release-crosshatch-2019.10.07.21
+│       ├── sunfish-target_files-2020.12.12.03.zip
-        ├── crosshatch-factory-2019.10.07.21.zip
+│       └── sunfish-testing
-        ├── crosshatch-factory-2019.10.07.21.zip.sig
+└── 2021.01.05.03
-        ├── crosshatch-img-2019.10.07.21.zip
+    └── release-sunfish-2021.01.05.03
-        ├── crosshatch-ota_update-2019.10.07.21.zip
+        ├── otatools
-        ├── crosshatch-target_files-2019.10.07.21.zip
+        ├── sunfish-beta
-        └── crosshatch-testing</pre>
+        ├── sunfish-factory-2021.01.05.03.zip
+        ├── sunfish-factory-2021.01.05.03.zip.sig
+        ├── sunfish-img-2021.01.05.03.zip
+        ├── sunfish-ota_update-2021.01.05.03.zip
+        ├── sunfish-stable
+        ├── sunfish-target_files-2021.01.05.03.zip
+        └── sunfish-testing</pre>
 
                         <p>Incremental updates are uploaded alongside the update packages and update metadata
                         on the static web server used as an update server. The update client will