size log refactor (#1156)

Co-authored-by: Nmergify[bot] <37929162+mergify[bot]@users.noreply.github.com>

.github/workflows/log_binary_size.yml

-name: Update Binary Size Log
+name: Binary Size Log 
+
+# Creates a binary size log in $LOG_BRANCH. log_binary_size_pr.yml occasionally
+# submits these logs back to the main branch.
+# Relies on the provided token being able to push to $LOG_BRANCH
 
 on:
   workflow_dispatch: {}
@@ -14,7 +18,9 @@ on:
 #    branches:
 #      - main
 
-
+env:
+  LOG_BRANCH: profiling-logs
+  
 jobs:
   binary-size-log:
     runs-on: ubuntu-latest
@@ -23,7 +29,15 @@ jobs:
       (github.event_name == 'pull_request' && contains(github.event.pull_request.labels.*.name, 'ci:test')) ||
       github.event_name == 'schedule'
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
+      with:
+        fetch-depth: 0
+        token: ${{ secrets.TFLM_BOT_REPO_TOKEN }}
+    - name: prepare files for logging
+      run: |
+        git checkout --track origin/$LOG_BRANCH
+        git checkout main
+        git checkout $LOG_BRANCH -- data/continuous_builds/size_profiling/ 
     - name: update logs x86
       uses: docker://ghcr.io/tflm-bot/tflm-ci:latest
       with:
@@ -32,18 +46,10 @@ jobs:
       run: |
         git config --local user.name 'TFLM-bot'
         git config --local user.email 'tflm-github-bot@google.com'
-        git commit -am "Automated size log update"
-    - name: Create Logs PR Request
-      id: create-pr
-      uses: peter-evans/create-pull-request@052fc72b4198ba9fbc81b818c6e1859f747d49a8
-      with:
-         branch: nightly_binary_size_profiling
-         delete-branch: true
-         token: ${{ secrets.TFLM_BOT_REPO_TOKEN }}
-         title: Automated binary size log update
-         commit-message: Automated binary size log update
-         committer: TFLM-bot <tflm-github-bot@google.com>
-         author: TFLM-bot <tflm-github-bot@google.com>
-         body: "BUG=automated binary size log update"
-         labels: ci:run
-         reviewers: advaitjain
+        git commit -a -m "Automated binary size log update"
+        git checkout $LOG_BRANCH
+        git checkout main -- data/continuous_builds/size_profiling/
+        git add .
+        git status
+        git commit -a -m "Automated binary size log update"
+        git push

.github/workflows/log_binary_size_pr.yml

+name: Binary Size Log PR
+
+# Submits a PR with all the size profiling logs from LOG_BRANCH
+
+on:
+  workflow_dispatch: {}
+
+# uncomment this section to run on schedule
+  schedule:
+    # 6am PT 15 and 30th of month
+#    - cron: '0 13 15,30 * *'
+    # 6am PT every sunday
+    - cron: '0 13 * * 0'
+
+# uncomment this section to run on a tag
+#  pull_request:
+#    types: [labeled]
+#    branches:
+#      - main
+
+env:
+  LOG_BRANCH: profiling-logs
+  
+jobs:
+  binary-size-log:
+    runs-on: ubuntu-latest
+    if: |
+      github.event_name == 'workflow_dispatch' ||
+      (github.event_name == 'pull_request' && contains(github.event.pull_request.labels.*.name, 'ci:test')) ||
+      github.event_name == 'schedule'
+    steps:
+    - uses: actions/checkout@v3
+      with:
+        fetch-depth: 0
+        token: ${{ secrets.TFLM_BOT_REPO_TOKEN }}
+    - name: prepare files for logging
+      run: |
+        git checkout --track origin/$LOG_BRANCH
+        git checkout main
+        git checkout $LOG_BRANCH -- data/continuous_builds/size_profiling/ 
+    - name: Create Logs PR Request
+      id: create-pr
+      uses: peter-evans/create-pull-request@052fc72b4198ba9fbc81b818c6e1859f747d49a8
+      with:
+         branch: binary_size_profiling_update
+         delete-branch: true
+         token: ${{ secrets.TFLM_BOT_REPO_TOKEN }}
+         title: Automated binary size log update
+         commit-message: Automated binary size log update
+         committer: TFLM-bot <tflm-github-bot@google.com>
+         author: TFLM-bot <tflm-github-bot@google.com>
+         body: "BUG=automated binary size log update"
+         labels: ci:run
+         reviewers: advaitjain
\ No newline at end of file