add script to vercel deploy with private repos

scripts/vercel-deploy.sh

@@ -0,0 +1,89 @@
+# github submodule repo addresses without https:// prefix
+BRANCH_TO_CLONE="feat/api-keys"
+
+# This didn't work ¯\_(ツ)_/¯
+# declare -A remotes=(
+#     ["apps/website"]="github.com/calcom/website"
+#     ["apps/api"]="github.com/calcom/api"
+# )
+
+if [ "$VERCEL_GIT_COMMIT_SHA" == "" ]; then
+    echo "Error: VERCEL_GIT_COMMIT_SHA is empty"
+    exit 0
+fi
+
+# github access token is necessary
+# add it to Environment Variables on Vercel
+if [ "$GITHUB_ACCESS_TOKEN" == "" ]; then
+    echo "Error: GITHUB_ACCESS_TOKEN is empty"
+    exit 0
+fi
+
+# We add an exception to test on staging
+if [ "$VERCEL_GIT_COMMIT_REF" == "staging" ]; then
+    BRANCH_TO_CLONE="-b $VERCEL_GIT_COMMIT_REF"
+fi
+
+# stop execution on error - don't let it build if something goes wrong
+set -e
+
+git config --global init.defaultBranch main
+git config --global advice.detachedHead false
+
+# set up an empty temporary work directory
+rm -rf ..?* .[!.]* * || true
+
+# checkout the current commit
+git clone $BRANCH_TO_CLONE https://$GITHUB_ACCESS_TOKEN@github.com/calcom/cal.com.git .
+
+echo "Cloned"
+
+# get submodule commit
+output=$(git submodule status --recursive) # get submodule info
+
+# Extract each submodule commit hash and path
+submodules=$(echo "$output" | sed "s/ /,/g")
+
+for submodule in $submodules; do
+    IFS=',' read -ra submodule_parts <<<"$submodule"
+    COMMIT=$(echo ${submodule_parts[0]} | sed "s/-/ /g")
+    SUBMODULE_PATH=${submodule_parts[1]}
+    echo "COMMIT: $COMMIT SUBMODULE_PATH: $SUBMODULE_PATH"
+
+    # This should be a hash table but couldn't make it work ¯\_(ツ)_/¯
+    # SUBMODULE_GITHUB=$remotes[$SUBMODULE_PATH]
+    if [ "$SUBMODULE_PATH" == "apps/website" ]; then
+        SUBMODULE_GITHUB=github.com/calcom/website
+        COMMIT=$VERCEL_GIT_COMMIT_SHA
+    fi
+
+    if [ "$SUBMODULE_PATH" == "apps/api" ]; then
+        SUBMODULE_GITHUB=github.com/calcom/api
+    fi
+
+    echo "Submodule init"
+
+    # set up an empty temporary work directory
+    rm -rf tmp || true # remove the tmp folder if exists
+    mkdir tmp          # create the tmp folder
+    cd tmp             # go into the tmp folder
+
+    # checkout the current submodule commit
+    git init                                                                      # initialise empty repo
+    git remote add $SUBMODULE_PATH https://$GITHUB_ACCESS_TOKEN@$SUBMODULE_GITHUB # add origin of the submodule
+    git fetch --depth=1 $SUBMODULE_PATH $COMMIT                                   # fetch only the required version
+    git checkout $COMMIT                                                          # checkout on the right commit
+
+    # move the submodule from tmp to the submodule path
+    cd ..                     # go folder up
+    rm -rf tmp/.git           # remove .git
+    mv tmp/* $SUBMODULE_PATH/ # move the submodule to the submodule path
+
+    # clean up
+    rm -rf tmp # remove the tmp folder
+done
+
+git diff --quiet HEAD^ HEAD ':!/apps/docs/*' ':!/apps/api/*' ':!/apps/web/*'
+
+echo "✅ - Build can proceed"
+exit 1